2203191138 has 32 divisors (see below), whose sum is σ = 4439338560. Its totient is φ = 728925120.

The previous prime is 2203191101. The next prime is 2203191149. The reversal of 2203191138 is 8311913022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 474468 + ... + 479088.

It is an arithmetic number, because the mean of its divisors is an integer number (138729330).

Almost surely, 2^2203191138 is an apocalyptic number.

2203191138 is an abundant number, since it is smaller than the sum of its proper divisors (2236147422).

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

2203191138 is a wasteful number, since it uses less digits than its factorization.

2203191138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 2203191138 is about 46938.1629167568. The cubic root of 2203191138 is about 1301.2199864995.

The spelling of 2203191138 in words is "two billion, two hundred three million, one hundred ninety-one thousand, one hundred thirty-eight".