102201102149 has 2 divisors, whose sum is σ = 102201102150. Its totient is φ = 102201102148.

The previous prime is 102201102121. The next prime is 102201102151. The reversal of 102201102149 is 941201102201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101501499649 + 699602500 = 318593^2 + 26450^2 .

It is a cyclic number.

It is not a de Polignac number, because 102201102149 - 2³⁶ = 33481625413 is a prime.

Together with 102201102151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102201132149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100551074 + 51100551075.

It is an arithmetic number, because the mean of its divisors is an integer number (51100551075).

Almost surely, 2^102201102149 is an apocalyptic number.

It is an amenable number.

102201102149 is a deficient number, since it is larger than the sum of its proper divisors (1).

102201102149 is an equidigital number, since it uses as much as digits as its factorization.

102201102149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 102201102149 in words is "one hundred two billion, two hundred one million, one hundred two thousand, one hundred forty-nine".