101166156 has 72 divisors (see below), whose sum is σ = 314749344. Its totient is φ = 26680320.

The previous prime is 101166151. The next prime is 101166157. The reversal of 101166156 is 651661101.

It is a super-2 number, since 2×101166156² = 20469182239632672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101166151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12165 + ... + 18716.

Almost surely, 2^101166156 is an apocalyptic number.

It is an amenable number.

101166156 is an abundant number, since it is smaller than the sum of its proper divisors (213583188).

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

101166156 is a wasteful number, since it uses less digits than its factorization.

101166156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30911 (or 30906 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 101166156 is about 10058.1387940314. The cubic root of 101166156 is about 465.9561871290.

The spelling of 101166156 in words is "one hundred one million, one hundred sixty-six thousand, one hundred fifty-six".