120021113050057 has 2 divisors, whose sum is σ = 120021113050058. Its totient is φ = 120021113050056.

The previous prime is 120021113050037. The next prime is 120021113050073. The reversal of 120021113050057 is 750050311120021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119562437360521 + 458675689536 = 10934461^2 + 677256^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120021113050057 is a prime.

It is not a weakly prime, because it can be changed into another prime (120021113050037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010556525028 + 60010556525029.

It is an arithmetic number, because the mean of its divisors is an integer number (60010556525029).

Almost surely, 2^{120021113050057} is an apocalyptic number.

It is an amenable number.

120021113050057 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021113050057 is an equidigital number, since it uses as much as digits as its factorization.

120021113050057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 28.

Adding to 120021113050057 its reverse (750050311120021), we get a palindrome (870071424170078).

The spelling of 120021113050057 in words is "one hundred twenty trillion, twenty-one billion, one hundred thirteen million, fifty thousand, fifty-seven".