102122102110949 has 2 divisors, whose sum is σ = 102122102110950. Its totient is φ = 102122102110948.

The previous prime is 102122102110867. The next prime is 102122102111053. The reversal of 102122102110949 is 949011201221201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90840094434049 + 11282007676900 = 9531007^2 + 3358870^2 .

It is a cyclic number.

It is not a de Polignac number, because 102122102110949 - 2¹⁶ = 102122102045413 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102122102119949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51061051055474 + 51061051055475.

It is an arithmetic number, because the mean of its divisors is an integer number (51061051055475).

Almost surely, 2^{102122102110949} is an apocalyptic number.

It is an amenable number.

102122102110949 is a deficient number, since it is larger than the sum of its proper divisors (1).

102122102110949 is an equidigital number, since it uses as much as digits as its factorization.

102122102110949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 102122102110949 in words is "one hundred two trillion, one hundred twenty-two billion, one hundred two million, one hundred ten thousand, nine hundred forty-nine".