200211138 has 24 divisors (see below), whose sum is σ = 434084976. Its totient is φ = 66691800.

The previous prime is 200211127. The next prime is 200211149. The reversal of 200211138 is 831112002.

It is an interprime number because it is at equal distance from previous prime (200211127) and next prime (200211149).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 200211138.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33433 + ... + 38963.

It is an arithmetic number, because the mean of its divisors is an integer number (18086874).

Almost surely, 2^200211138 is an apocalyptic number.

200211138 is an abundant number, since it is smaller than the sum of its proper divisors (233873838).

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

200211138 is a wasteful number, since it uses less digits than its factorization.

200211138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7550 (or 7547 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 200211138 is about 14149.5985102052. The cubic root of 200211138 is about 585.0092656871.

The spelling of 200211138 in words is "two hundred million, two hundred eleven thousand, one hundred thirty-eight".