22693012129 has 2 divisors, whose sum is σ = 22693012130. Its totient is φ = 22693012128.

The previous prime is 22693012127. The next prime is 22693012151. The reversal of 22693012129 is 92121039622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22684878225 + 8133904 = 150615^2 + 2852^2 .

It is a cyclic number.

It is not a de Polignac number, because 22693012129 - 2¹ = 22693012127 is a prime.

It is a super-2 number, since 2×22693012129² (a number of 22 digits) contains 22 as substring.

Together with 22693012127, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22693012127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11346506064 + 11346506065.

It is an arithmetic number, because the mean of its divisors is an integer number (11346506065).

Almost surely, 2^22693012129 is an apocalyptic number.

It is an amenable number.

22693012129 is a deficient number, since it is larger than the sum of its proper divisors (1).

22693012129 is an equidigital number, since it uses as much as digits as its factorization.

22693012129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 22693012129 in words is "twenty-two billion, six hundred ninety-three million, twelve thousand, one hundred twenty-nine".