100345131232 has 24 divisors (see below), whose sum is σ = 197568315000. Its totient is φ = 50169051264.

The previous prime is 100345131223. The next prime is 100345131361. The reversal of 100345131232 is 232131543001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100345131197 and 100345131206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389019 + ... + 593317.

It is an arithmetic number, because the mean of its divisors is an integer number (8232013125).

Almost surely, 2^100345131232 is an apocalyptic number.

It is an amenable number.

100345131232 is a deficient number, since it is larger than the sum of its proper divisors (97223183768).

100345131232 is a wasteful number, since it uses less digits than its factorization.

100345131232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219658 (or 219650 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 100345131232 its reverse (232131543001), we get a palindrome (332476674233).

The spelling of 100345131232 in words is "one hundred billion, three hundred forty-five million, one hundred thirty-one thousand, two hundred thirty-two".