20220002129 has 2 divisors, whose sum is σ = 20220002130. Its totient is φ = 20220002128.

The previous prime is 20220002081. The next prime is 20220002161. The reversal of 20220002129 is 92120002202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16357131025 + 3862871104 = 127895^2 + 62152^2 .

It is a cyclic number.

It is not a de Polignac number, because 20220002129 - 2¹⁶ = 20219936593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20220002129.

It is not a weakly prime, because it can be changed into another prime (20220002329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110001064 + 10110001065.

It is an arithmetic number, because the mean of its divisors is an integer number (10110001065).

Almost surely, 2^20220002129 is an apocalyptic number.

It is an amenable number.

20220002129 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220002129 is an equidigital number, since it uses as much as digits as its factorization.

20220002129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 20220002129 in words is "twenty billion, two hundred twenty million, two thousand, one hundred twenty-nine".