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122222102022 = 2321011394331117
BaseRepresentation
bin111000111010100000…
…0010100011000000110
3102200110212110002102100
41301311000110120012
54000302324231042
6132051551452530
711554530503646
oct1616500243006
9380425402370
10122222102022
114791a210279
121b82bb27146
13b6aa686b37
145cb64d8526
1532a50db24c
hex1c75014606

122222102022 has 96 divisors (see below), whose sum is σ = 270224267040. Its totient is φ = 39918873600.

The previous prime is 122222102011. The next prime is 122222102033. The reversal of 122222102022 is 220201222221.

It is an interprime number because it is at equal distance from previous prime (122222102011) and next prime (122222102033).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 122222101986 and 122222102004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109419408 + ... + 109420524.

It is an arithmetic number, because the mean of its divisors is an integer number (2814836115).

Almost surely, 2122222102022 is an apocalyptic number.

122222102022 is an abundant number, since it is smaller than the sum of its proper divisors (148002165018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122222102022 is a wasteful number, since it uses less digits than its factorization.

122222102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798 (or 1795 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 122222102022 its reverse (220201222221), we get a palindrome (342423324243).

The spelling of 122222102022 in words is "one hundred twenty-two billion, two hundred twenty-two million, one hundred two thousand, twenty-two".

Divisors: 1 2 3 6 9 18 101 139 202 278 303 417 433 606 834 866 909 1117 1251 1299 1818 2234 2502 2598 3351 3897 6702 7794 10053 14039 20106 28078 42117 43733 60187 84234 87466 112817 120374 126351 131199 155263 180561 225634 252702 262398 310526 338451 361122 393597 465789 483661 541683 676902 787194 931578 967322 1015353 1083366 1397367 1450983 2030706 2794734 2901966 4352949 6078887 8705898 12157774 15681563 18236661 31363126 36473322 47044689 48849761 54709983 67228879 94089378 97699522 109419966 134457758 141134067 146549283 201686637 282268134 293098566 403373274 439647849 605059911 879295698 1210119822 6790116779 13580233558 20370350337 40740700674 61111051011 122222102022