321031123413 has 128 divisors (see below), whose sum is σ = 615913611264. Its totient is φ = 143267097600.

The previous prime is 321031123363. The next prime is 321031123417. The reversal of 321031123413 is 314321130123.

It is not a de Polignac number, because 321031123413 - 2⁹ = 321031122901 is a prime.

It is a super-3 number, since 3×321031123413³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321031123417) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2492743 + ... + 2618363.

It is an arithmetic number, because the mean of its divisors is an integer number (4811825088).

Almost surely, 2^321031123413 is an apocalyptic number.

321031123413 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

321031123413 is a deficient number, since it is larger than the sum of its proper divisors (294882487851).

321031123413 is a wasteful number, since it uses less digits than its factorization.

321031123413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125715.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 321031123413 its reverse (314321130123), we get a palindrome (635352253536).

It can be divided in two parts, 321031 and 123413, that added together give a palindrome (444444).

The spelling of 321031123413 in words is "three hundred twenty-one billion, thirty-one million, one hundred twenty-three thousand, four hundred thirteen".