102010113949 has 2 divisors, whose sum is σ = 102010113950. Its totient is φ = 102010113948.

The previous prime is 102010113917. The next prime is 102010113967. The reversal of 102010113949 is 949311010201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70946051449 + 31064062500 = 266357^2 + 176250^2 .

It is a cyclic number.

It is not a de Polignac number, because 102010113949 - 2⁵ = 102010113917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102010113949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102010113649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005056974 + 51005056975.

It is an arithmetic number, because the mean of its divisors is an integer number (51005056975).

Almost surely, 2^102010113949 is an apocalyptic number.

It is an amenable number.

102010113949 is a deficient number, since it is larger than the sum of its proper divisors (1).

102010113949 is an equidigital number, since it uses as much as digits as its factorization.

102010113949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 102010113949 in words is "one hundred two billion, ten million, one hundred thirteen thousand, nine hundred forty-nine".