120102110957 has 2 divisors, whose sum is σ = 120102110958. Its totient is φ = 120102110956.

The previous prime is 120102110881. The next prime is 120102110993. The reversal of 120102110957 is 759011201021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77592330916 + 42509780041 = 278554^2 + 206179^2 .

It is a cyclic number.

It is not a de Polignac number, because 120102110957 - 2¹⁸ = 120101848813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120102112957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60051055478 + 60051055479.

It is an arithmetic number, because the mean of its divisors is an integer number (60051055479).

Almost surely, 2^120102110957 is an apocalyptic number.

It is an amenable number.

120102110957 is a deficient number, since it is larger than the sum of its proper divisors (1).

120102110957 is an equidigital number, since it uses as much as digits as its factorization.

120102110957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 29.

Adding to 120102110957 its reverse (759011201021), we get a palindrome (879113311978).

The spelling of 120102110957 in words is "one hundred twenty billion, one hundred two million, one hundred ten thousand, nine hundred fifty-seven".