22233222231 has 8 divisors (see below), whose sum is σ = 32339232384. Its totient is φ = 13474680120.

The previous prime is 22233222223. The next prime is 22233222241. The reversal of 22233222231 is 13222233222.

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

It is not a de Polignac number, because 22233222231 - 2³ = 22233222223 is a prime.

It is a super-2 number, since 2×22233222231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22233222241) 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, 336866971 + ... + 336867036.

It is an arithmetic number, because the mean of its divisors is an integer number (4042404048).

Almost surely, 2^22233222231 is an apocalyptic number.

22233222231 is a deficient number, since it is larger than the sum of its proper divisors (10106010153).

22233222231 is a wasteful number, since it uses less digits than its factorization.

22233222231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673734021.

The product of its digits is 3456, while the sum is 24.

Adding to 22233222231 its reverse (13222233222), we get a palindrome (35455455453).

The spelling of 22233222231 in words is "twenty-two billion, two hundred thirty-three million, two hundred twenty-two thousand, two hundred thirty-one".