2102204129 has 2 divisors, whose sum is σ = 2102204130. Its totient is φ = 2102204128.

The previous prime is 2102204123. The next prime is 2102204177. The reversal of 2102204129 is 9214022012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1371961600 + 730242529 = 37040^2 + 27023^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102204129 is a prime.

It is not a weakly prime, because it can be changed into another prime (2102204123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051102064 + 1051102065.

It is an arithmetic number, because the mean of its divisors is an integer number (1051102065).

Almost surely, 2^2102204129 is an apocalyptic number.

It is an amenable number.

2102204129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102204129 is an equidigital number, since it uses as much as digits as its factorization.

2102204129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2102204129 is about 45849.7996615034. The cubic root of 2102204129 is about 1281.0270339944.

The spelling of 2102204129 in words is "two billion, one hundred two million, two hundred four thousand, one hundred twenty-nine".