323031000140031 has 4 divisors (see below), whose sum is σ = 430708000186712. Its totient is φ = 215354000093352.

The previous prime is 323031000140029. The next prime is 323031000140059. The reversal of 323031000140031 is 130041000130323.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 323031000140031 - 2¹ = 323031000140029 is a prime.

It is a super-2 number, since 2×323031000140031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323031000140021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53838500023336 + ... + 53838500023341.

It is an arithmetic number, because the mean of its divisors is an integer number (107677000046678).

Almost surely, 2^{323031000140031} is an apocalyptic number.

323031000140031 is a deficient number, since it is larger than the sum of its proper divisors (107677000046681).

323031000140031 is a wasteful number, since it uses less digits than its factorization.

323031000140031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107677000046680.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 323031000140031 its reverse (130041000130323), we get a palindrome (453072000270354).

The spelling of 323031000140031 in words is "three hundred twenty-three trillion, thirty-one billion, one hundred forty thousand, thirty-one".