232121113313 has 16 divisors (see below), whose sum is σ = 234741124800. Its totient is φ = 229516035840.

The previous prime is 232121113307. The next prime is 232121113349. The reversal of 232121113313 is 313311121232.

It is a cyclic number.

It is not a de Polignac number, because 232121113313 - 2⁶ = 232121113249 is a prime.

It is a super-2 number, since 2×232121113313² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232121115313) 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, 99238298 + ... + 99240636.

It is an arithmetic number, because the mean of its divisors is an integer number (14671320300).

Almost surely, 2^232121113313 is an apocalyptic number.

It is an amenable number.

232121113313 is a deficient number, since it is larger than the sum of its proper divisors (2620011487).

232121113313 is a wasteful number, since it uses less digits than its factorization.

232121113313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5072.

The product of its digits is 648, while the sum is 23.

Adding to 232121113313 its reverse (313311121232), we get a palindrome (545432234545).

The spelling of 232121113313 in words is "two hundred thirty-two billion, one hundred twenty-one million, one hundred thirteen thousand, three hundred thirteen".