100204401452520 has 64 divisors (see below), whose sum is σ = 300625330392000. Its totient is φ = 26720095851008.

The previous prime is 100204401452503. The next prime is 100204401452569. The reversal of 100204401452520 is 25254104402001.

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

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 15 ways as a sum of consecutive naturals, for example, 13852230 + ... + 19806389.

It is an arithmetic number, because the mean of its divisors is an integer number (4697270787375).

Almost surely, 2^{100204401452520} is an apocalyptic number.

100204401452520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100204401452520 is an abundant number, since it is smaller than the sum of its proper divisors (200420928939480).

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

100204401452520 is a wasteful number, since it uses less digits than its factorization.

100204401452520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33683442 (or 33683438 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 100204401452520 its reverse (25254104402001), we get a palindrome (125458505854521).

The spelling of 100204401452520 in words is "one hundred trillion, two hundred four billion, four hundred one million, four hundred fifty-two thousand, five hundred twenty".