104121569100 has 72 divisors (see below), whose sum is σ = 301302746640. Its totient is φ = 27761665280.

The previous prime is 104121569087. The next prime is 104121569107. The reversal of 104121569100 is 1965121401.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (104121569107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2399194 + ... + 2442206.

It is an arithmetic number, because the mean of its divisors is an integer number (4184760370).

Almost surely, 2^104121569100 is an apocalyptic number.

104121569100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104121569100 is an abundant number, since it is smaller than the sum of its proper divisors (197181177540).

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

104121569100 is a wasteful number, since it uses less digits than its factorization.

104121569100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51099 (or 51092 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 30.

The spelling of 104121569100 in words is "one hundred four billion, one hundred twenty-one million, five hundred sixty-nine thousand, one hundred".