100305044124225 has 12 divisors (see below), whose sum is σ = 165837672952176. Its totient is φ = 53496023532880.

The previous prime is 100305044124209. The next prime is 100305044124253. The reversal of 100305044124225 is 522421440503001.

It is not a de Polignac number, because 100305044124225 - 2⁴ = 100305044124209 is a prime.

It is a super-2 number, since 2×100305044124225² (a number of 29 digits) contains 22 as substring.

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, 668700294087 + ... + 668700294236.

It is an arithmetic number, because the mean of its divisors is an integer number (13819806079348).

Almost surely, 2^{100305044124225} is an apocalyptic number.

100305044124225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100305044124225 is a deficient number, since it is larger than the sum of its proper divisors (65532628827951).

100305044124225 is a wasteful number, since it uses less digits than its factorization.

100305044124225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337400588336 (or 1337400588331 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 100305044124225 its reverse (522421440503001), we get a palindrome (622726484627226).

The spelling of 100305044124225 in words is "one hundred trillion, three hundred five billion, forty-four million, one hundred twenty-four thousand, two hundred twenty-five".