31013230133022 has 16 divisors (see below), whose sum is σ = 62035287226752. Its totient is φ = 10336272217560.

The previous prime is 31013230133009. The next prime is 31013230133029. The reversal of 31013230133022 is 22033103231013.

It is a junction number, because it is equal to n+sod(n) for n = 31013230132983 and 31013230133001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31013230133029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367744354 + ... + 367828677.

It is an arithmetic number, because the mean of its divisors is an integer number (3877205451672).

Almost surely, 2^{31013230133022} is an apocalyptic number.

31013230133022 is an abundant number, since it is smaller than the sum of its proper divisors (31022057093730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31013230133022 is a wasteful number, since it uses less digits than its factorization.

31013230133022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735580063.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 31013230133022 its reverse (22033103231013), we get a palindrome (53046333364035).

The spelling of 31013230133022 in words is "thirty-one trillion, thirteen billion, two hundred thirty million, one hundred thirty-three thousand, twenty-two".