101232231321 has 16 divisors (see below), whose sum is σ = 145367570880. Its totient is φ = 62293128000.

The previous prime is 101232231311. The next prime is 101232231343. The reversal of 101232231321 is 123132232101.

It is not a de Polignac number, because 101232231321 - 2³³ = 92642296729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101232231311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 704071 + ... + 835571.

It is an arithmetic number, because the mean of its divisors is an integer number (9085473180).

Almost surely, 2^101232231321 is an apocalyptic number.

It is an amenable number.

101232231321 is a deficient number, since it is larger than the sum of its proper divisors (44135339559).

101232231321 is a wasteful number, since it uses less digits than its factorization.

101232231321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151256.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 101232231321 its reverse (123132232101), we get a palindrome (224364463422).

The spelling of 101232231321 in words is "one hundred one billion, two hundred thirty-two million, two hundred thirty-one thousand, three hundred twenty-one".