23321121211213 has 8 divisors (see below), whose sum is σ = 26653159182528. Its totient is φ = 19989195546624.

The previous prime is 23321121211169. The next prime is 23321121211247. The reversal of 23321121211213 is 31211212112332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23321121211213 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 (23321121011213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27631231 + ... + 28462732.

It is an arithmetic number, because the mean of its divisors is an integer number (3331644897816).

Almost surely, 2^{23321121211213} is an apocalyptic number.

It is an amenable number.

23321121211213 is a deficient number, since it is larger than the sum of its proper divisors (3332037971315).

23321121211213 is an equidigital number, since it uses as much as digits as its factorization.

23321121211213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56153363.

The product of its digits is 864, while the sum is 25.

Adding to 23321121211213 its reverse (31211212112332), we get a palindrome (54532333323545).

The spelling of 23321121211213 in words is "twenty-three trillion, three hundred twenty-one billion, one hundred twenty-one million, two hundred eleven thousand, two hundred thirteen".