122023021129 has 2 divisors, whose sum is σ = 122023021130. Its totient is φ = 122023021128.

The previous prime is 122023021063. The next prime is 122023021147. The reversal of 122023021129 is 921120320221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100273555600 + 21749465529 = 316660^2 + 147477^2 .

It is a cyclic number.

It is not a de Polignac number, because 122023021129 - 2¹¹ = 122023019081 is a prime.

It is not a weakly prime, because it can be changed into another prime (122023081129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61011510564 + 61011510565.

It is an arithmetic number, because the mean of its divisors is an integer number (61011510565).

Almost surely, 2^122023021129 is an apocalyptic number.

It is an amenable number.

122023021129 is a deficient number, since it is larger than the sum of its proper divisors (1).

122023021129 is an equidigital number, since it uses as much as digits as its factorization.

122023021129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 122023021129 in words is "one hundred twenty-two billion, twenty-three million, twenty-one thousand, one hundred twenty-nine".