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120222111021102 = 23210166128773939
BaseRepresentation
bin11011010101011101100100…
…001110001011100000101110
3120202200010021121211222020100
4123111131210032023200232
5111224204340410133402
61103405135250531530
734215521661543426
oct3325354416134056
9522603247758210
10120222111021102
1135340a0253a872
1211597a25896ba6
135210b8659cb8c
142198ad1951486
15dd73bdd3871c
hex6d576438b82e

120222111021102 has 24 divisors (see below), whose sum is σ = 263060262733320. Its totient is φ = 39677264362800.

The previous prime is 120222111021097. The next prime is 120222111021127. The reversal of 120222111021102 is 201120111222021.

120222111021102 is a `hidden beast` number, since 120 + 2 + 221 + 110 + 211 + 0 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33064385152 + ... + 33064388787.

It is an arithmetic number, because the mean of its divisors is an integer number (10960844280555).

Almost surely, 2120222111021102 is an apocalyptic number.

120222111021102 is an abundant number, since it is smaller than the sum of its proper divisors (142838151712218).

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

120222111021102 is a wasteful number, since it uses less digits than its factorization.

120222111021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66128774048 (or 66128774045 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 120222111021102 its reverse (201120111222021), we get a palindrome (321342222243123).

The spelling of 120222111021102 in words is "one hundred twenty trillion, two hundred twenty-two billion, one hundred eleven million, twenty-one thousand, one hundred two".

Divisors: 1 2 3 6 9 18 101 202 303 606 909 1818 66128773939 132257547878 198386321817 396772643634 595158965451 1190317930902 6679006167839 13358012335678 20037018503517 40074037007034 60111055510551 120222111021102