22331023231022 has 32 divisors (see below), whose sum is σ = 37571790432384. Its totient is φ = 9864943149600.

The previous prime is 22331023231001. The next prime is 22331023231031. The reversal of 22331023231022 is 22013232013322.

It is a junction number, because it is equal to n+sod(n) for n = 22331023230982 and 22331023231000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14815604 + ... + 16253127.

It is an arithmetic number, because the mean of its divisors is an integer number (1174118451012).

Almost surely, 2^{22331023231022} is an apocalyptic number.

22331023231022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22331023231022 is a deficient number, since it is larger than the sum of its proper divisors (15240767201362).

22331023231022 is a wasteful number, since it uses less digits than its factorization.

22331023231022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31069664.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 22331023231022 its reverse (22013232013322), we get a palindrome (44344255244344).

The spelling of 22331023231022 in words is "twenty-two trillion, three hundred thirty-one billion, twenty-three million, two hundred thirty-one thousand, twenty-two".