231233320202 has 16 divisors (see below), whose sum is σ = 353431929312. Its totient is φ = 113423141520.

The previous prime is 231233320159. The next prime is 231233320229. The reversal of 231233320202 is 202023332132.

231233320202 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×231233320202² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 928793 + ... + 1151139.

It is an arithmetic number, because the mean of its divisors is an integer number (22089495582).

Almost surely, 2^231233320202 is an apocalyptic number.

231233320202 is a deficient number, since it is larger than the sum of its proper divisors (122198609110).

231233320202 is a wasteful number, since it uses less digits than its factorization.

231233320202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232213.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 231233320202 its reverse (202023332132), we get a palindrome (433256652334).

The spelling of 231233320202 in words is "two hundred thirty-one billion, two hundred thirty-three million, three hundred twenty thousand, two hundred two".