201016157 has 4 divisors (see below), whose sum is σ = 201055260. Its totient is φ = 200977056.

The previous prime is 201016141. The next prime is 201016169. The reversal of 201016157 is 751610102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40081561 + 160934596 = 6331^2 + 12686^2 .

It is a cyclic number.

It is not a de Polignac number, because 201016157 - 2⁴ = 201016141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201016117) 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, 10418 + ... + 22595.

It is an arithmetic number, because the mean of its divisors is an integer number (50263815).

Almost surely, 2^201016157 is an apocalyptic number.

It is an amenable number.

201016157 is a deficient number, since it is larger than the sum of its proper divisors (39103).

201016157 is an equidigital number, since it uses as much as digits as its factorization.

201016157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39102.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 201016157 is about 14178.0166807632. The cubic root of 201016157 is about 585.7922953545.

Adding to 201016157 its reverse (751610102), we get a palindrome (952626259).

The spelling of 201016157 in words is "two hundred one million, sixteen thousand, one hundred fifty-seven".