321023300420031 has 16 divisors (see below), whose sum is σ = 466950645055488. Its totient is φ = 194556383251200.

The previous prime is 321023300419933. The next prime is 321023300420099. The reversal of 321023300420031 is 130024003320123.

It is not a de Polignac number, because 321023300420031 - 2¹⁷ = 321023300288959 is a prime.

It is a super-2 number, since 2×321023300420031² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321023300419983 and 321023300420010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321023300420831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77776831 + ... + 81800256.

It is an arithmetic number, because the mean of its divisors is an integer number (29184415315968).

Almost surely, 2^{321023300420031} is an apocalyptic number.

321023300420031 is a deficient number, since it is larger than the sum of its proper divisors (145927344635457).

321023300420031 is a wasteful number, since it uses less digits than its factorization.

321023300420031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159638062.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 321023300420031 its reverse (130024003320123), we get a palindrome (451047303740154).

The spelling of 321023300420031 in words is "three hundred twenty-one trillion, twenty-three billion, three hundred million, four hundred twenty thousand, thirty-one".