102012020176 has 20 divisors (see below), whose sum is σ = 215616315744. Its totient is φ = 46369100000.

The previous prime is 102012020171. The next prime is 102012020177. The reversal of 102012020176 is 671020210201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102012020171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289806700 + ... + 289807051.

Almost surely, 2^102012020176 is an apocalyptic number.

102012020176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

102012020176 is an abundant number, since it is smaller than the sum of its proper divisors (113604295568).

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

102012020176 is a wasteful number, since it uses less digits than its factorization.

102012020176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579613770 (or 579613764 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 102012020176 its reverse (671020210201), we get a palindrome (773032230377).

The spelling of 102012020176 in words is "one hundred two billion, twelve million, twenty thousand, one hundred seventy-six".