22112221010129 has 2 divisors, whose sum is σ = 22112221010130. Its totient is φ = 22112221010128.

The previous prime is 22112221010093. The next prime is 22112221010213. The reversal of 22112221010129 is 92101012221122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20572102779904 + 1540118230225 = 4535648^2 + 1241015^2 .

It is a cyclic number.

It is not a de Polignac number, because 22112221010129 - 2¹² = 22112221006033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22112221010098 and 22112221010107.

It is not a weakly prime, because it can be changed into another prime (22112221019129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056110505064 + 11056110505065.

It is an arithmetic number, because the mean of its divisors is an integer number (11056110505065).

Almost surely, 2^{22112221010129} is an apocalyptic number.

It is an amenable number.

22112221010129 is a deficient number, since it is larger than the sum of its proper divisors (1).

22112221010129 is an equidigital number, since it uses as much as digits as its factorization.

22112221010129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 22112221010129 in words is "twenty-two trillion, one hundred twelve billion, two hundred twenty-one million, ten thousand, one hundred twenty-nine".