210212200139 has 2 divisors, whose sum is σ = 210212200140. Its totient is φ = 210212200138.

The previous prime is 210212200069. The next prime is 210212200169. The reversal of 210212200139 is 931002212012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210212200139 is a prime.

It is not a weakly prime, because it can be changed into another prime (210212200169) 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, 105106100069 + 105106100070.

It is an arithmetic number, because the mean of its divisors is an integer number (105106100070).

Almost surely, 2^210212200139 is an apocalyptic number.

210212200139 is a deficient number, since it is larger than the sum of its proper divisors (1).

210212200139 is an equidigital number, since it uses as much as digits as its factorization.

210212200139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 210212200139 in words is "two hundred ten billion, two hundred twelve million, two hundred thousand, one hundred thirty-nine".