321012023109 has 32 divisors (see below), whose sum is σ = 449951174400. Its totient is φ = 203568171840.

The previous prime is 321012023093. The next prime is 321012023119. The reversal of 321012023109 is 901320210123.

It is not a de Polignac number, because 321012023109 - 2⁴ = 321012023093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321012023119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6582387 + ... + 6630975.

It is an arithmetic number, because the mean of its divisors is an integer number (14060974200).

Almost surely, 2^321012023109 is an apocalyptic number.

It is an amenable number.

321012023109 is a deficient number, since it is larger than the sum of its proper divisors (128939151291).

321012023109 is an equidigital number, since it uses as much as digits as its factorization.

321012023109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48842 (or 48796 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The spelling of 321012023109 in words is "three hundred twenty-one billion, twelve million, twenty-three thousand, one hundred nine".