120022199977 has 2 divisors, whose sum is σ = 120022199978. Its totient is φ = 120022199976.

The previous prime is 120022199959. The next prime is 120022200013. The reversal of 120022199977 is 779991220021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116264632576 + 3757567401 = 340976^2 + 61299^2 .

It is a cyclic number.

It is not a de Polignac number, because 120022199977 - 2¹¹ = 120022197929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120022199977.

It is not a weakly prime, because it can be changed into another prime (120022191977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60011099988 + 60011099989.

It is an arithmetic number, because the mean of its divisors is an integer number (60011099989).

Almost surely, 2^120022199977 is an apocalyptic number.

It is an amenable number.

120022199977 is a deficient number, since it is larger than the sum of its proper divisors (1).

120022199977 is an equidigital number, since it uses as much as digits as its factorization.

120022199977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 49.

The spelling of 120022199977 in words is "one hundred twenty billion, twenty-two million, one hundred ninety-nine thousand, nine hundred seventy-seven".