104021451012 has 48 divisors (see below), whose sum is σ = 246087430400. Its totient is φ = 34193352960.

The previous prime is 104021450983. The next prime is 104021451031. The reversal of 104021451012 is 210154120401.

It is a self number, because there is not a number n which added to its sum of digits gives 104021451012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 719712 + ... + 852072.

Almost surely, 2^104021451012 is an apocalyptic number.

104021451012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104021451012 is an abundant number, since it is smaller than the sum of its proper divisors (142065979388).

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

104021451012 is a wasteful number, since it uses less digits than its factorization.

104021451012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133276 (or 133274 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 104021451012 its reverse (210154120401), we get a palindrome (314175571413).

The spelling of 104021451012 in words is "one hundred four billion, twenty-one million, four hundred fifty-one thousand, twelve".