20223231313112 has 8 divisors (see below), whose sum is σ = 37918558712100. Its totient is φ = 10111615656552.

The previous prime is 20223231313097. The next prime is 20223231313123. The reversal of 20223231313112 is 21131313232202.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1263951957062 + ... + 1263951957077.

Almost surely, 2^{20223231313112} is an apocalyptic number.

It is an amenable number.

20223231313112 is a deficient number, since it is larger than the sum of its proper divisors (17695327398988).

20223231313112 is a wasteful number, since it uses less digits than its factorization.

20223231313112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527903914145 (or 2527903914141 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 20223231313112 its reverse (21131313232202), we get a palindrome (41354544545314).

The spelling of 20223231313112 in words is "twenty trillion, two hundred twenty-three billion, two hundred thirty-one million, three hundred thirteen thousand, one hundred twelve".