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103222210231 = 72431131393119
BaseRepresentation
bin110000000100010000…
…1011110111010110111
3100212102201210120201101
41200020201132322313
53142344341211411
6115230350110531
710312641211300
oct1401041367267
9325381716641
10103222210231
113a85a279368
1218008aab447
13997025670a
144dd2d8b7a7
152a420738c1
hex180885eeb7

103222210231 has 48 divisors (see below), whose sum is σ = 124886361600. Its totient is φ = 85010349312.

The previous prime is 103222210229. The next prime is 103222210261. The reversal of 103222210231 is 132012222301.

It is not a de Polignac number, because 103222210231 - 21 = 103222210229 is a prime.

It is a super-2 number, since 2×1032222102312 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103222210199 and 103222210208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103222210261) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33093090 + ... + 33096208.

It is an arithmetic number, because the mean of its divisors is an integer number (2601799200).

Almost surely, 2103222210231 is an apocalyptic number.

103222210231 is a deficient number, since it is larger than the sum of its proper divisors (21664151369).

103222210231 is a wasteful number, since it uses less digits than its factorization.

103222210231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3428 (or 3421 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 103222210231 its reverse (132012222301), we get a palindrome (235234432532).

The spelling of 103222210231 in words is "one hundred three billion, two hundred twenty-two million, two hundred ten thousand, two hundred thirty-one".

Divisors: 1 7 43 49 113 139 301 791 973 2107 3119 4859 5537 5977 6811 15707 21833 34013 41839 109949 134117 152831 238091 292873 352447 433541 675401 769643 938819 2467129 3034787 4727807 6571733 15155221 17269903 18642263 21243509 33094649 48990133 106086547 130495841 342930931 742605829 913470887 2106575719 2400516517 14746030033 103222210231