100325121 has 16 divisors (see below), whose sum is σ = 144236736. Its totient is φ = 61661376.

The previous prime is 100325117. The next prime is 100325153. The reversal of 100325121 is 121523001.

It is not a de Polignac number, because 100325121 - 2² = 100325117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100325121.

It is not an unprimeable number, because it can be changed into a prime (100325191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57366 + ... + 59088.

It is an arithmetic number, because the mean of its divisors is an integer number (9014796).

Almost surely, 2^100325121 is an apocalyptic number.

It is an amenable number.

100325121 is a deficient number, since it is larger than the sum of its proper divisors (43911615).

100325121 is a wasteful number, since it uses less digits than its factorization.

100325121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3232.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 100325121 is about 10016.2428584774. The cubic root of 100325121 is about 464.6613651971.

Adding to 100325121 its reverse (121523001), we get a palindrome (221848122).

It can be divided in two parts, 100 and 325121, that added together give a triangular number (325221 = T₈₀₆).

The spelling of 100325121 in words is "one hundred million, three hundred twenty-five thousand, one hundred twenty-one".