102101021202112 has 28 divisors (see below), whose sum is σ = 206429482142496. Its totient is φ = 50087293418240.

The previous prime is 102101021202109. The next prime is 102101021202137. The reversal of 102101021202112 is 211202120101201.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15050265064 + ... + 15050271847.

Almost surely, 2^{102101021202112} is an apocalyptic number.

It is an amenable number.

102101021202112 is an abundant number, since it is smaller than the sum of its proper divisors (104328460940384).

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

102101021202112 is an equidigital number, since it uses as much as digits as its factorization.

102101021202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30100536976 (or 30100536966 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102101021202112 its reverse (211202120101201), we get a palindrome (313303141303313).

The spelling of 102101021202112 in words is "one hundred two trillion, one hundred one billion, twenty-one million, two hundred two thousand, one hundred twelve".