102101122112202 has 24 divisors (see below), whose sum is σ = 221219794167840. Its totient is φ = 34033600254120.

The previous prime is 102101122112149. The next prime is 102101122112263. The reversal of 102101122112202 is 202211221101201.

102101122112202 is a `hidden beast` number, since 1 + 0 + 210 + 11 + 221 + 1 + 220 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2939952 + ... + 14589227.

It is an arithmetic number, because the mean of its divisors is an integer number (9217491423660).

Almost surely, 2^{102101122112202} is an apocalyptic number.

102101122112202 is an abundant number, since it is smaller than the sum of its proper divisors (119118672055638).

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

102101122112202 is a wasteful number, since it uses less digits than its factorization.

102101122112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17852778 (or 17852775 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 102101122112202 its reverse (202211221101201), we get a palindrome (304312343213403).

The spelling of 102101122112202 in words is "one hundred two trillion, one hundred one billion, one hundred twenty-two million, one hundred twelve thousand, two hundred two".