222012011992 has 8 divisors (see below), whose sum is σ = 416272522500. Its totient is φ = 111006005992.

The previous prime is 222012011987. The next prime is 222012011993. The reversal of 222012011992 is 299110210222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222012011993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13875750742 + ... + 13875750757.

Almost surely, 2^222012011992 is an apocalyptic number.

It is an amenable number.

222012011992 is a deficient number, since it is larger than the sum of its proper divisors (194260510508).

222012011992 is a wasteful number, since it uses less digits than its factorization.

222012011992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27751501505 (or 27751501501 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 222012011992 in words is "two hundred twenty-two billion, twelve million, eleven thousand, nine hundred ninety-two".