2120116277 has 2 divisors, whose sum is σ = 2120116278. Its totient is φ = 2120116276.

The previous prime is 2120116261. The next prime is 2120116331. The reversal of 2120116277 is 7726110212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2113608676 + 6507601 = 45974^2 + 2551^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120116277 - 2⁴ = 2120116261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120116217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060058138 + 1060058139.

It is an arithmetic number, because the mean of its divisors is an integer number (1060058139).

Almost surely, 2^2120116277 is an apocalyptic number.

It is an amenable number.

2120116277 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120116277 is an equidigital number, since it uses as much as digits as its factorization.

2120116277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 2120116277 is about 46044.7204031038. The cubic root of 2120116277 is about 1284.6551436220.

Adding to 2120116277 its reverse (7726110212), we get a palindrome (9846226489).

The spelling of 2120116277 in words is "two billion, one hundred twenty million, one hundred sixteen thousand, two hundred seventy-seven".