31322002323011 has 96 divisors (see below), whose sum is σ = 35933426214336. Its totient is φ = 27187015680000.

The previous prime is 31322002322953. The next prime is 31322002323023. The reversal of 31322002323011 is 11032320022313.

It is not a de Polignac number, because 31322002323011 - 2¹⁴ = 31322002306627 is a prime.

It is a super-2 number, since 2×31322002323011² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31322002323091) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23710826231 + ... + 23710827551.

It is an arithmetic number, because the mean of its divisors is an integer number (374306523066).

Almost surely, 2^{31322002323011} is an apocalyptic number.

31322002323011 is a deficient number, since it is larger than the sum of its proper divisors (4611423891325).

31322002323011 is a wasteful number, since it uses less digits than its factorization.

31322002323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2133 (or 2110 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 31322002323011 its reverse (11032320022313), we get a palindrome (42354322345324).

The spelling of 31322002323011 in words is "thirty-one trillion, three hundred twenty-two billion, two million, three hundred twenty-three thousand, eleven".