232223200554531 has 4 divisors (see below), whose sum is σ = 309630934072712. Its totient is φ = 154815467036352.

The previous prime is 232223200554511. The next prime is 232223200554539. The reversal of 232223200554531 is 135455002322232.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 232223200554531 - 2²¹ = 232223198457379 is a prime.

It is a super-2 number, since 2×232223200554531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232223200554531.

It is not an unprimeable number, because it can be changed into a prime (232223200554539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38703866759086 + ... + 38703866759091.

It is an arithmetic number, because the mean of its divisors is an integer number (77407733518178).

Almost surely, 2^{232223200554531} is an apocalyptic number.

232223200554531 is a deficient number, since it is larger than the sum of its proper divisors (77407733518181).

232223200554531 is an equidigital number, since it uses as much as digits as its factorization.

232223200554531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77407733518180.

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 232223200554531 its reverse (135455002322232), we get a palindrome (367678202876763).

The spelling of 232223200554531 in words is "two hundred thirty-two trillion, two hundred twenty-three billion, two hundred million, five hundred fifty-four thousand, five hundred thirty-one".