233120311213213 has 4 divisors (see below), whose sum is σ = 233120408636160. Its totient is φ = 233120213790268.

The previous prime is 233120311213211. The next prime is 233120311213249. The reversal of 233120311213213 is 312312113021332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 233120311213213 - 2¹ = 233120311213211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233120311213211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45029395 + ... + 49938832.

It is an arithmetic number, because the mean of its divisors is an integer number (58280102159040).

Almost surely, 2^{233120311213213} is an apocalyptic number.

It is an amenable number.

233120311213213 is a deficient number, since it is larger than the sum of its proper divisors (97422947).

233120311213213 is an equidigital number, since it uses as much as digits as its factorization.

233120311213213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97422946.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 233120311213213 its reverse (312312113021332), we get a palindrome (545432424234545).

The spelling of 233120311213213 in words is "two hundred thirty-three trillion, one hundred twenty billion, three hundred eleven million, two hundred thirteen thousand, two hundred thirteen".