20112553222 has 16 divisors (see below), whose sum is σ = 33044967360. Its totient is φ = 9138360448.

The previous prime is 20112553183. The next prime is 20112553231. The reversal of 20112553222 is 22235521102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10198078 + ... + 10200049.

It is an arithmetic number, because the mean of its divisors is an integer number (2065310460).

Almost surely, 2^20112553222 is an apocalyptic number.

20112553222 is a deficient number, since it is larger than the sum of its proper divisors (12932414138).

20112553222 is a wasteful number, since it uses less digits than its factorization.

20112553222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20398175.

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 20112553222 in words is "twenty billion, one hundred twelve million, five hundred fifty-three thousand, two hundred twenty-two".