201156112 has 10 divisors (see below), whose sum is σ = 389739998. Its totient is φ = 100578048.

The previous prime is 201156089. The next prime is 201156139. The reversal of 201156112 is 211651102.

It can be written as a sum of positive squares in only one way, i.e., 200958976 + 197136 = 14176^2 + 444^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201156112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6286113 + ... + 6286144.

Almost surely, 2^201156112 is an apocalyptic number.

It is an amenable number.

201156112 is a deficient number, since it is larger than the sum of its proper divisors (188583886).

201156112 is a wasteful number, since it uses less digits than its factorization.

201156112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12572265 (or 12572259 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 201156112 is about 14182.9514558853. The cubic root of 201156112 is about 585.9282140163.

The spelling of 201156112 in words is "two hundred one million, one hundred fifty-six thousand, one hundred twelve".