101200002149 has 2 divisors, whose sum is σ = 101200002150. Its totient is φ = 101200002148.

The previous prime is 101200002097. The next prime is 101200002161. The reversal of 101200002149 is 941200002101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55604941249 + 45595060900 = 235807^2 + 213530^2 .

It is a cyclic number.

It is not a de Polignac number, because 101200002149 - 2⁸ = 101200001893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101200002149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101200008149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600001074 + 50600001075.

It is an arithmetic number, because the mean of its divisors is an integer number (50600001075).

Almost surely, 2^101200002149 is an apocalyptic number.

It is an amenable number.

101200002149 is a deficient number, since it is larger than the sum of its proper divisors (1).

101200002149 is an equidigital number, since it uses as much as digits as its factorization.

101200002149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 101200002149 in words is "one hundred one billion, two hundred million, two thousand, one hundred forty-nine".