22233023213 has 4 divisors (see below), whose sum is σ = 22254588768. Its totient is φ = 22211457660.

The previous prime is 22233023191. The next prime is 22233023237. The reversal of 22233023213 is 31232033222.

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 22233023213 - 2²⁰ = 22231974637 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 (22233023713) 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, 10781231 + ... + 10783292.

It is an arithmetic number, because the mean of its divisors is an integer number (5563647192).

Almost surely, 2^22233023213 is an apocalyptic number.

It is an amenable number.

22233023213 is a deficient number, since it is larger than the sum of its proper divisors (21565555).

22233023213 is a wasteful number, since it uses less digits than its factorization.

22233023213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21565554.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 22233023213 its reverse (31232033222), we get a palindrome (53465056435).

The spelling of 22233023213 in words is "twenty-two billion, two hundred thirty-three million, twenty-three thousand, two hundred thirteen".