22111120199929 has 2 divisors, whose sum is σ = 22111120199930. Its totient is φ = 22111120199928.

The previous prime is 22111120199897. The next prime is 22111120199977. The reversal of 22111120199929 is 92999102111122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18275112003600 + 3836008196329 = 4274940^2 + 1958573^2 .

It is a cyclic number.

It is not a de Polignac number, because 22111120199929 - 2⁵ = 22111120199897 is a prime.

It is not a weakly prime, because it can be changed into another prime (22111120199989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055560099964 + 11055560099965.

It is an arithmetic number, because the mean of its divisors is an integer number (11055560099965).

Almost surely, 2^{22111120199929} is an apocalyptic number.

It is an amenable number.

22111120199929 is a deficient number, since it is larger than the sum of its proper divisors (1).

22111120199929 is an equidigital number, since it uses as much as digits as its factorization.

22111120199929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 49.

The spelling of 22111120199929 in words is "twenty-two trillion, one hundred eleven billion, one hundred twenty million, one hundred ninety-nine thousand, nine hundred twenty-nine".