2202111992 has 16 divisors (see below), whose sum is σ = 4131534600. Its totient is φ = 1100369440.

The previous prime is 2202111991. The next prime is 2202112043. The reversal of 2202111992 is 2991112022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202111991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72059 + ... + 97962.

Almost surely, 2^2202111992 is an apocalyptic number.

It is an amenable number.

2202111992 is a deficient number, since it is larger than the sum of its proper divisors (1929422608).

2202111992 is a wasteful number, since it uses less digits than its factorization.

2202111992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171646 (or 171642 counting only the distinct ones).

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

The square root of 2202111992 is about 46926.6661078752. Note that the first 3 decimals coincide. The cubic root of 2202111992 is about 1301.0075014293.

The spelling of 2202111992 in words is "two billion, two hundred two million, one hundred eleven thousand, nine hundred ninety-two".