102111123300 has 36 divisors (see below), whose sum is σ = 295441517616. Its totient is φ = 27229632800.

The previous prime is 102111123263. The next prime is 102111123319. The reversal of 102111123300 is 3321111201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102111123300.

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, 170184906 + ... + 170185505.

Almost surely, 2^102111123300 is an apocalyptic number.

102111123300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102111123300 is an abundant number, since it is smaller than the sum of its proper divisors (193330394316).

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

102111123300 is a wasteful number, since it uses less digits than its factorization.

102111123300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340370428 (or 340370421 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 102111123300 its reverse (3321111201), we get a palindrome (105432234501).

The spelling of 102111123300 in words is "one hundred two billion, one hundred eleven million, one hundred twenty-three thousand, three hundred".