31023422324231 has 16 divisors (see below), whose sum is σ = 33352810742016. Its totient is φ = 28750458819456.

The previous prime is 31023422324177. The next prime is 31023422324303. The reversal of 31023422324231 is 13242322432013.

It is a de Polignac number, because none of the positive numbers 2^k-31023422324231 is a prime.

It is a super-2 number, since 2×31023422324231² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31023422324731) 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, 3129371 + ... + 8475836.

It is an arithmetic number, because the mean of its divisors is an integer number (2084550671376).

Almost surely, 2^{31023422324231} is an apocalyptic number.

31023422324231 is a deficient number, since it is larger than the sum of its proper divisors (2329388417785).

31023422324231 is a wasteful number, since it uses less digits than its factorization.

31023422324231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11607638.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 31023422324231 its reverse (13242322432013), we get a palindrome (44265744756244).

The spelling of 31023422324231 in words is "thirty-one trillion, twenty-three billion, four hundred twenty-two million, three hundred twenty-four thousand, two hundred thirty-one".