22214233991 has 2 divisors, whose sum is σ = 22214233992. Its totient is φ = 22214233990.

The previous prime is 22214233963. The next prime is 22214234017. The reversal of 22214233991 is 19933241222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22214233991 - 2³⁴ = 5034364807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22214233091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11107116995 + 11107116996.

It is an arithmetic number, because the mean of its divisors is an integer number (11107116996).

Almost surely, 2^22214233991 is an apocalyptic number.

22214233991 is a deficient number, since it is larger than the sum of its proper divisors (1).

22214233991 is an equidigital number, since it uses as much as digits as its factorization.

22214233991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The spelling of 22214233991 in words is "twenty-two billion, two hundred fourteen million, two hundred thirty-three thousand, nine hundred ninety-one".