22112000129 has 2 divisors, whose sum is σ = 22112000130. Its totient is φ = 22112000128.

The previous prime is 22112000083. The next prime is 22112000161. The reversal of 22112000129 is 92100021122.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21859031104 + 252969025 = 147848^2 + 15905^2 .

It is a cyclic number.

It is not a de Polignac number, because 22112000129 - 2³² = 17817032833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22112000129.

It is not a weakly prime, because it can be changed into another prime (22112000189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056000064 + 11056000065.

It is an arithmetic number, because the mean of its divisors is an integer number (11056000065).

Almost surely, 2^22112000129 is an apocalyptic number.

It is an amenable number.

22112000129 is a deficient number, since it is larger than the sum of its proper divisors (1).

22112000129 is an equidigital number, since it uses as much as digits as its factorization.

22112000129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 22112000129 in words is "twenty-two billion, one hundred twelve million, one hundred twenty-nine", and thus it is an aban number.