120020111053 has 2 divisors, whose sum is σ = 120020111054. Its totient is φ = 120020111052.

The previous prime is 120020110981. The next prime is 120020111161. The reversal of 120020111053 is 350111020021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90055808649 + 29964302404 = 300093^2 + 173102^2 .

It is a cyclic number.

It is not a de Polignac number, because 120020111053 - 2²¹ = 120018013901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120020117053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010055526 + 60010055527.

It is an arithmetic number, because the mean of its divisors is an integer number (60010055527).

Almost surely, 2^120020111053 is an apocalyptic number.

It is an amenable number.

120020111053 is a deficient number, since it is larger than the sum of its proper divisors (1).

120020111053 is an equidigital number, since it uses as much as digits as its factorization.

120020111053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 120020111053 its reverse (350111020021), we get a palindrome (470131131074).

The spelling of 120020111053 in words is "one hundred twenty billion, twenty million, one hundred eleven thousand, fifty-three".