2100201010139 has 2 divisors, whose sum is σ = 2100201010140. Its totient is φ = 2100201010138.

The previous prime is 2100201010087. The next prime is 2100201010291. The reversal of 2100201010139 is 9310101020012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2100201010139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2100201010139.

It is not a weakly prime, because it can be changed into another prime (2100201070139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050100505069 + 1050100505070.

It is an arithmetic number, because the mean of its divisors is an integer number (1050100505070).

Almost surely, 2^{2100201010139} is an apocalyptic number.

2100201010139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100201010139 is an equidigital number, since it uses as much as digits as its factorization.

2100201010139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 2100201010139 in words is "two trillion, one hundred billion, two hundred one million, ten thousand, one hundred thirty-nine".