103131010121232 has 20 divisors (see below), whose sum is σ = 266421776146640. Its totient is φ = 34377003373728.

The previous prime is 103131010121231. The next prime is 103131010121257. The reversal of 103131010121232 is 232121010131301.

It is a junction number, because it is equal to n+sod(n) for n = 103131010121199 and 103131010121208.

It is not an unprimeable number, because it can be changed into a prime (103131010121231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1074281355382 + ... + 1074281355477.

It is an arithmetic number, because the mean of its divisors is an integer number (13321088807332).

Almost surely, 2^{103131010121232} is an apocalyptic number.

103131010121232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103131010121232 is an abundant number, since it is smaller than the sum of its proper divisors (163290766025408).

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

103131010121232 is a wasteful number, since it uses less digits than its factorization.

103131010121232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148562710870 (or 2148562710864 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 103131010121232 its reverse (232121010131301), we get a palindrome (335252020252533).

The spelling of 103131010121232 in words is "one hundred three trillion, one hundred thirty-one billion, ten million, one hundred twenty-one thousand, two hundred thirty-two".