122012029 has 2 divisors, whose sum is σ = 122012030. Its totient is φ = 122012028.

The previous prime is 122012021. The next prime is 122012041. The reversal of 122012029 is 920210221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96236100 + 25775929 = 9810^2 + 5077^2 .

It is a cyclic number.

It is not a de Polignac number, because 122012029 - 2³ = 122012021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122011997 and 122012015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122012021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61006014 + 61006015.

It is an arithmetic number, because the mean of its divisors is an integer number (61006015).

Almost surely, 2^122012029 is an apocalyptic number.

It is an amenable number.

122012029 is a deficient number, since it is larger than the sum of its proper divisors (1).

122012029 is an equidigital number, since it uses as much as digits as its factorization.

122012029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 122012029 is about 11045.9055310101. The cubic root of 122012029 is about 495.9838663782.

The spelling of 122012029 in words is "one hundred twenty-two million, twelve thousand, twenty-nine".