2122122323129 has 2 divisors, whose sum is σ = 2122122323130. Its totient is φ = 2122122323128.

The previous prime is 2122122323081. The next prime is 2122122323137. The reversal of 2122122323129 is 9213232212212.

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., 1327742284729 + 794380038400 = 1152277^2 + 891280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2122122323129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122122323095 and 2122122323104.

It is not a weakly prime, because it can be changed into another prime (2122122323029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061061161564 + 1061061161565.

It is an arithmetic number, because the mean of its divisors is an integer number (1061061161565).

Almost surely, 2^{2122122323129} is an apocalyptic number.

It is an amenable number.

2122122323129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122122323129 is an equidigital number, since it uses as much as digits as its factorization.

2122122323129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The spelling of 2122122323129 in words is "two trillion, one hundred twenty-two billion, one hundred twenty-two million, three hundred twenty-three thousand, one hundred twenty-nine".