23333203211231 has 2 divisors, whose sum is σ = 23333203211232. Its totient is φ = 23333203211230.

The previous prime is 23333203211203. The next prime is 23333203211299. The reversal of 23333203211231 is 13211230233332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23333203211231 - 2¹⁸ = 23333202949087 is a prime.

It is a super-2 number, since 2×23333203211231² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23333203211194 and 23333203211203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23333203216231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11666601605615 + 11666601605616.

It is an arithmetic number, because the mean of its divisors is an integer number (11666601605616).

Almost surely, 2^{23333203211231} is an apocalyptic number.

23333203211231 is a deficient number, since it is larger than the sum of its proper divisors (1).

23333203211231 is an equidigital number, since it uses as much as digits as its factorization.

23333203211231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 23333203211231 its reverse (13211230233332), we get a palindrome (36544433444563).

The spelling of 23333203211231 in words is "twenty-three trillion, three hundred thirty-three billion, two hundred three million, two hundred eleven thousand, two hundred thirty-one".