23232132121 has 16 divisors (see below), whose sum is σ = 25419744000. Its totient is φ = 21057212880.

The previous prime is 23232132107. The next prime is 23232132137. The reversal of 23232132121 is 12123123232.

It is not a de Polignac number, because 23232132121 - 2¹¹ = 23232130073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23232132092 and 23232132101.

It is not an unprimeable number, because it can be changed into a prime (23232132821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10246830 + ... + 10249096.

It is an arithmetic number, because the mean of its divisors is an integer number (1588734000).

Almost surely, 2^23232132121 is an apocalyptic number.

It is an amenable number.

23232132121 is a deficient number, since it is larger than the sum of its proper divisors (2187611879).

23232132121 is a wasteful number, since it uses less digits than its factorization.

23232132121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4644.

The product of its digits is 864, while the sum is 22.

Adding to 23232132121 its reverse (12123123232), we get a palindrome (35355255353).

The spelling of 23232132121 in words is "twenty-three billion, two hundred thirty-two million, one hundred thirty-two thousand, one hundred twenty-one".