321101000012 has 48 divisors (see below), whose sum is σ = 632083714752. Its totient is φ = 141617583360.

The previous prime is 321101000009. The next prime is 321101000053. The reversal of 321101000012 is 210000101123.

It is a junction number, because it is equal to n+sod(n) for n = 321100999957 and 321101000002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1089638 + ... + 1352594.

It is an arithmetic number, because the mean of its divisors is an integer number (13168410724).

Almost surely, 2^321101000012 is an apocalyptic number.

It is an amenable number.

321101000012 is a deficient number, since it is larger than the sum of its proper divisors (310982714740).

321101000012 is a wasteful number, since it uses less digits than its factorization.

321101000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264018 (or 264016 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 321101000012 its reverse (210000101123), we get a palindrome (531101101135).

The spelling of 321101000012 in words is "three hundred twenty-one billion, one hundred one million, twelve", and thus it is an aban number.