101210638168 has 32 divisors (see below), whose sum is σ = 190176465600. Its totient is φ = 50497015072.

The previous prime is 101210638163. The next prime is 101210638169. The reversal of 101210638168 is 861836012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101210638163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10048671 + ... + 10058737.

It is an arithmetic number, because the mean of its divisors is an integer number (5943014550).

Almost surely, 2^101210638168 is an apocalyptic number.

It is an amenable number.

101210638168 is a deficient number, since it is larger than the sum of its proper divisors (88965827432).

101210638168 is a wasteful number, since it uses less digits than its factorization.

101210638168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12639 (or 12635 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 37.

The spelling of 101210638168 in words is "one hundred one billion, two hundred ten million, six hundred thirty-eight thousand, one hundred sixty-eight".