23323113221213 has 32 divisors (see below), whose sum is σ = 25853258737152. Its totient is φ = 20910000196800.

The previous prime is 23323113221209. The next prime is 23323113221237. The reversal of 23323113221213 is 31212231132332.

It is not a de Polignac number, because 23323113221213 - 2² = 23323113221209 is a prime.

It is a super-2 number, since 2×23323113221213² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323113221293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14353298 + ... + 15895388.

It is an arithmetic number, because the mean of its divisors is an integer number (807914335536).

Almost surely, 2^{23323113221213} is an apocalyptic number.

It is an amenable number.

23323113221213 is a deficient number, since it is larger than the sum of its proper divisors (2530145515939).

23323113221213 is a wasteful number, since it uses less digits than its factorization.

23323113221213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542425.

The product of its digits is 7776, while the sum is 29.

Adding to 23323113221213 its reverse (31212231132332), we get a palindrome (54535344353545).

The spelling of 23323113221213 in words is "twenty-three trillion, three hundred twenty-three billion, one hundred thirteen million, two hundred twenty-one thousand, two hundred thirteen".