22434111331 has 2 divisors, whose sum is σ = 22434111332. Its totient is φ = 22434111330.

The previous prime is 22434111311. The next prime is 22434111389. The reversal of 22434111331 is 13311143422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22434111331 - 2⁹ = 22434110819 is a prime.

It is a super-2 number, since 2×22434111331² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22434111296 and 22434111305.

It is not a weakly prime, because it can be changed into another prime (22434111311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11217055665 + 11217055666.

It is an arithmetic number, because the mean of its divisors is an integer number (11217055666).

Almost surely, 2^22434111331 is an apocalyptic number.

22434111331 is a deficient number, since it is larger than the sum of its proper divisors (1).

22434111331 is an equidigital number, since it uses as much as digits as its factorization.

22434111331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 25.

Adding to 22434111331 its reverse (13311143422), we get a palindrome (35745254753).

The spelling of 22434111331 in words is "twenty-two billion, four hundred thirty-four million, one hundred eleven thousand, three hundred thirty-one".