102100111210200 has 96 divisors (see below), whose sum is σ = 319644110730960. Its totient is φ = 26957125056000.

The previous prime is 102100111210177. The next prime is 102100111210241. The reversal of 102100111210200 is 2012111001201.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 842349559 + ... + 842470758.

Almost surely, 2^{102100111210200} is an apocalyptic number.

102100111210200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102100111210200 is an abundant number, since it is smaller than the sum of its proper divisors (217543999520760).

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

102100111210200 is a wasteful number, since it uses less digits than its factorization.

102100111210200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684820437 (or 1684820428 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102100111210200 its reverse (2012111001201), we get a palindrome (104112222211401).

The spelling of 102100111210200 in words is "one hundred two trillion, one hundred billion, one hundred eleven million, two hundred ten thousand, two hundred".