232111232121 has 16 divisors (see below), whose sum is σ = 309744674624. Its totient is φ = 154609366464.

The previous prime is 232111232071. The next prime is 232111232191. The reversal of 232111232121 is 121232111232.

It is not a de Polignac number, because 232111232121 - 2¹⁰ = 232111231097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232111232191) 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, 26653650 + ... + 26662356.

It is an arithmetic number, because the mean of its divisors is an integer number (19359042164).

Almost surely, 2^232111232121 is an apocalyptic number.

It is an amenable number.

232111232121 is a deficient number, since it is larger than the sum of its proper divisors (77633442503).

232111232121 is a wasteful number, since it uses less digits than its factorization.

232111232121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15240.

The product of its digits is 288, while the sum is 21.

Adding to 232111232121 its reverse (121232111232), we get a palindrome (353343343353).

The spelling of 232111232121 in words is "two hundred thirty-two billion, one hundred eleven million, two hundred thirty-two thousand, one hundred twenty-one".