22222233233 has 2 divisors, whose sum is σ = 22222233234. Its totient is φ = 22222233232.

The previous prime is 22222233227. The next prime is 22222233307. The reversal of 22222233233 is 33233222222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15532138384 + 6690094849 = 124628^2 + 81793^2 .

It is a cyclic number.

It is not a de Polignac number, because 22222233233 - 2⁴ = 22222233217 is a prime.

It is not a weakly prime, because it can be changed into another prime (22222233833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111116616 + 11111116617.

It is an arithmetic number, because the mean of its divisors is an integer number (11111116617).

Almost surely, 2^22222233233 is an apocalyptic number.

It is an amenable number.

22222233233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22222233233 is an equidigital number, since it uses as much as digits as its factorization.

22222233233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 26.

Adding to 22222233233 its reverse (33233222222), we get a palindrome (55455455455).

The spelling of 22222233233 in words is "twenty-two billion, two hundred twenty-two million, two hundred thirty-three thousand, two hundred thirty-three".