103232121 has 16 divisors (see below), whose sum is σ = 141180864. Its totient is φ = 67060224.

The previous prime is 103232099. The next prime is 103232131. The reversal of 103232121 is 121232301.

It is not a de Polignac number, because 103232121 - 2⁵ = 103232089 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 103232121.

It is not an unprimeable number, because it can be changed into a prime (103232131) 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, 78945 + ... + 80241.

It is an arithmetic number, because the mean of its divisors is an integer number (8823804).

Almost surely, 2^103232121 is an apocalyptic number.

It is an amenable number.

103232121 is a deficient number, since it is larger than the sum of its proper divisors (37948743).

103232121 is a wasteful number, since it uses less digits than its factorization.

103232121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1960.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 103232121 is about 10160.3209102862. The cubic root of 103232121 is about 469.1066794968.

Adding to 103232121 its reverse (121232301), we get a palindrome (224464422).

It can be divided in two parts, 1032 and 32121, that added together give a triangular number (33153 = T₂₅₇).

The spelling of 103232121 in words is "one hundred three million, two hundred thirty-two thousand, one hundred twenty-one".