102102002120100 has 36 divisors (see below), whose sum is σ = 295415126135024. Its totient is φ = 27227200565280.

The previous prime is 102102002120047. The next prime is 102102002120179. The reversal of 102102002120100 is 1021200201201.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 170170003234 + ... + 170170003833.

Almost surely, 2^{102102002120100} is an apocalyptic number.

102102002120100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102102002120100 is an abundant number, since it is smaller than the sum of its proper divisors (193313124014924).

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

102102002120100 is a wasteful number, since it uses less digits than its factorization.

102102002120100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340340007084 (or 340340007077 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102102002120100 its reverse (1021200201201), we get a palindrome (103123202321301).

The spelling of 102102002120100 in words is "one hundred two trillion, one hundred two billion, two million, one hundred twenty thousand, one hundred".