23213220333333 has 16 divisors (see below), whose sum is σ = 31011922643520. Its totient is φ = 15445013129856.

The previous prime is 23213220333283. The next prime is 23213220333337. The reversal of 23213220333333 is 33333302231232.

It is not a de Polignac number, because 23213220333333 - 2²⁰ = 23213219284757 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23213220333294 and 23213220333303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23213220333337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4888491 + ... + 8385927.

It is an arithmetic number, because the mean of its divisors is an integer number (1938245165220).

Almost surely, 2^{23213220333333} is an apocalyptic number.

It is an amenable number.

23213220333333 is a deficient number, since it is larger than the sum of its proper divisors (7798702310187).

23213220333333 is a wasteful number, since it uses less digits than its factorization.

23213220333333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3501796.

The product of its (nonzero) digits is 104976, while the sum is 33.

Adding to 23213220333333 its reverse (33333302231232), we get a palindrome (56546522564565).

The spelling of 23213220333333 in words is "twenty-three trillion, two hundred thirteen billion, two hundred twenty million, three hundred thirty-three thousand, three hundred thirty-three".