323422400402031 has 16 divisors (see below), whose sum is σ = 498371596128000. Its totient is φ = 182736251911488.

The previous prime is 323422400401993. The next prime is 323422400402053. The reversal of 323422400402031 is 130204004224323.

It is not a de Polignac number, because 323422400402031 - 2¹¹ = 323422400399983 is a prime.

It is a super-2 number, since 2×323422400402031² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 323422400402031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323422400404031) 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, 86522844681 + ... + 86522848418.

It is an arithmetic number, because the mean of its divisors is an integer number (31148224758000).

Almost surely, 2^{323422400402031} is an apocalyptic number.

323422400402031 is a deficient number, since it is larger than the sum of its proper divisors (174949195725969).

323422400402031 is a wasteful number, since it uses less digits than its factorization.

323422400402031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173045693198.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 323422400402031 its reverse (130204004224323), we get a palindrome (453626404626354).

The spelling of 323422400402031 in words is "three hundred twenty-three trillion, four hundred twenty-two billion, four hundred million, four hundred two thousand, thirty-one".