1323100013231 has 16 divisors (see below), whose sum is σ = 1425600256608. Its totient is φ = 1223529216000.

The previous prime is 1323100013201. The next prime is 1323100013233.

1323100013231 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 1323100013231 - 2³⁸ = 1048222106287 is a prime.

It is a super-2 number, since 2×1323100013231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323100013233) 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, 2716250 + ... + 3166103.

It is an arithmetic number, because the mean of its divisors is an integer number (89100016038).

Almost surely, 2^{1323100013231} is an apocalyptic number.

1323100013231 is a deficient number, since it is larger than the sum of its proper divisors (102500243377).

1323100013231 is a wasteful number, since it uses less digits than its factorization.

1323100013231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5882602.

The product of its (nonzero) digits is 324, while the sum is 20.

It can be divided in two parts, 13231000 and 13231, that added together give a palindrome (13244231).

The spelling of 1323100013231 in words is "one trillion, three hundred twenty-three billion, one hundred million, thirteen thousand, two hundred thirty-one".