20112643522422 has 24 divisors (see below), whose sum is σ = 47538975598920. Its totient is φ = 6094740461280.

The previous prime is 20112643522393. The next prime is 20112643522459. The reversal of 20112643522422 is 22422534621102.

20112643522422 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 2 + 64 + 352 + 242 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50789503647 + ... + 50789504042.

It is an arithmetic number, because the mean of its divisors is an integer number (1980790649955).

Almost surely, 2^{20112643522422} is an apocalyptic number.

20112643522422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20112643522422 is an abundant number, since it is smaller than the sum of its proper divisors (27426332076498).

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

20112643522422 is a wasteful number, since it uses less digits than its factorization.

20112643522422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101579007708 (or 101579007705 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 20112643522422 in words is "twenty trillion, one hundred twelve billion, six hundred forty-three million, five hundred twenty-two thousand, four hundred twenty-two".