22000122049 has 2 divisors, whose sum is σ = 22000122050. Its totient is φ = 22000122048.

The previous prime is 22000122047. The next prime is 22000122101. The reversal of 22000122049 is 94022100022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21923244225 + 76877824 = 148065^2 + 8768^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000122049 - 2¹ = 22000122047 is a prime.

Together with 22000122047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22000122047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000061024 + 11000061025.

It is an arithmetic number, because the mean of its divisors is an integer number (11000061025).

Almost surely, 2^22000122049 is an apocalyptic number.

It is an amenable number.

22000122049 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000122049 is an equidigital number, since it uses as much as digits as its factorization.

22000122049 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 22.

The spelling of 22000122049 in words is "twenty-two billion, one hundred twenty-two thousand, forty-nine".