22213031222 has 8 divisors (see below), whose sum is σ = 33338239536. Its totient is φ = 11100284712.

The previous prime is 22213031177. The next prime is 22213031257.

It is a happy number.

22213031222 is nontrivially palindromic in base 10.

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

It is a junction number, because it is equal to n+sod(n) for n = 22213031194 and 22213031203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3110993 + ... + 3118124.

It is an arithmetic number, because the mean of its divisors is an integer number (4167279942).

Almost surely, 2^22213031222 is an apocalyptic number.

22213031222 is a deficient number, since it is larger than the sum of its proper divisors (11125208314).

22213031222 is a wasteful number, since it uses less digits than its factorization.

22213031222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6230902.

The product of its (nonzero) digits is 576, while the sum is 20.

It can be divided in two parts, 222130 and 31222, that added together give a palindrome (253352).

The spelling of 22213031222 in words is "twenty-two billion, two hundred thirteen million, thirty-one thousand, two hundred twenty-two".