22200111992 has 8 divisors (see below), whose sum is σ = 41625210000. Its totient is φ = 11100055992.

The previous prime is 22200111953. The next prime is 22200112019. The reversal of 22200111992 is 29911100222.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387506992 + ... + 1387507007.

It is an arithmetic number, because the mean of its divisors is an integer number (5203151250).

Almost surely, 2^22200111992 is an apocalyptic number.

It is an amenable number.

22200111992 is a deficient number, since it is larger than the sum of its proper divisors (19425098008).

22200111992 is a wasteful number, since it uses less digits than its factorization.

22200111992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775014005 (or 2775014001 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 22200111992 in words is "twenty-two billion, two hundred million, one hundred eleven thousand, nine hundred ninety-two".