20220112122029 has 2 divisors, whose sum is σ = 20220112122030. Its totient is φ = 20220112122028.

The previous prime is 20220112121981. The next prime is 20220112122037. The reversal of 20220112122029 is 92022121102202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13911967515625 + 6308144606404 = 3729875^2 + 2511602^2 .

It is a cyclic number.

It is not a de Polignac number, because 20220112122029 - 2³² = 20215817154733 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20220112121989 and 20220112122007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20220112122059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110056061014 + 10110056061015.

It is an arithmetic number, because the mean of its divisors is an integer number (10110056061015).

Almost surely, 2^{20220112122029} is an apocalyptic number.

It is an amenable number.

20220112122029 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220112122029 is an equidigital number, since it uses as much as digits as its factorization.

20220112122029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 20220112122029 in words is "twenty trillion, two hundred twenty billion, one hundred twelve million, one hundred twenty-two thousand, twenty-nine".