104220421250 has 80 divisors (see below), whose sum is σ = 215181869760. Its totient is φ = 37529880000.

The previous prime is 104220421231. The next prime is 104220421273. The reversal of 104220421250 is 52124022401.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1379456 + ... + 1453044.

It is an arithmetic number, because the mean of its divisors is an integer number (2689773372).

Almost surely, 2^104220421250 is an apocalyptic number.

104220421250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104220421250 is an abundant number, since it is smaller than the sum of its proper divisors (110961448510).

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

104220421250 is a wasteful number, since it uses less digits than its factorization.

104220421250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73725 (or 73710 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 104220421250 its reverse (52124022401), we get a palindrome (156344443651).

The spelling of 104220421250 in words is "one hundred four billion, two hundred twenty million, four hundred twenty-one thousand, two hundred fifty".