232203232981 has 2 divisors, whose sum is σ = 232203232982. Its totient is φ = 232203232980.

The previous prime is 232203232973. The next prime is 232203233051. The reversal of 232203232981 is 189232302232.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218267430481 + 13935802500 = 467191^2 + 118050^2 .

It is a cyclic number.

It is not a de Polignac number, because 232203232981 - 2³ = 232203232973 is a prime.

It is a super-2 number, since 2×232203232981² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 232203232981.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232203232931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116101616490 + 116101616491.

It is an arithmetic number, because the mean of its divisors is an integer number (116101616491).

Almost surely, 2^232203232981 is an apocalyptic number.

It is an amenable number.

232203232981 is a deficient number, since it is larger than the sum of its proper divisors (1).

232203232981 is an equidigital number, since it uses as much as digits as its factorization.

232203232981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 232203232981 in words is "two hundred thirty-two billion, two hundred three million, two hundred thirty-two thousand, nine hundred eighty-one".