22102012319 has 2 divisors, whose sum is σ = 22102012320. Its totient is φ = 22102012318.

The previous prime is 22102012249. The next prime is 22102012363. The reversal of 22102012319 is 91321020122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22102012319 is a prime.

It is a super-2 number, since 2×22102012319² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22102012294 and 22102012303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22102012399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051006159 + 11051006160.

It is an arithmetic number, because the mean of its divisors is an integer number (11051006160).

Almost surely, 2^22102012319 is an apocalyptic number.

22102012319 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102012319 is an equidigital number, since it uses as much as digits as its factorization.

22102012319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 22102012319 in words is "twenty-two billion, one hundred two million, twelve thousand, three hundred nineteen".