101852995122 has 18 divisors (see below), whose sum is σ = 220684423167. Its totient is φ = 33950547036.

The previous prime is 101852995081. The next prime is 101852995129. The reversal of 101852995122 is 221599258101.

It is a happy number.

101852995122 is a `hidden beast` number, since 1 + 0 + 18 + 529 + 95 + 1 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 50926497561 + 50926497561 = 225669^2 + 225669^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=225669.

It is not an unprimeable number, because it can be changed into a prime (101852995129) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1316403 + ... + 1391625.

Almost surely, 2^101852995122 is an apocalyptic number.

101852995122 is an abundant number, since it is smaller than the sum of its proper divisors (118831428045).

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

101852995122 is an frugal number, since it uses more digits than its factorization.

101852995122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150454 (or 75228 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 45.

The spelling of 101852995122 in words is "one hundred one billion, eight hundred fifty-two million, nine hundred ninety-five thousand, one hundred twenty-two".