120162164281 has 2 divisors, whose sum is σ = 120162164282. Its totient is φ = 120162164280.

The previous prime is 120162164273. The next prime is 120162164351. The reversal of 120162164281 is 182461261021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88292773881 + 31869390400 = 297141^2 + 178520^2 .

It is a cyclic number.

It is not a de Polignac number, because 120162164281 - 2³ = 120162164273 is a prime.

It is a super-2 number, since 2×120162164281² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120160164281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60081082140 + 60081082141.

It is an arithmetic number, because the mean of its divisors is an integer number (60081082141).

Almost surely, 2^120162164281 is an apocalyptic number.

It is an amenable number.

120162164281 is a deficient number, since it is larger than the sum of its proper divisors (1).

120162164281 is an equidigital number, since it uses as much as digits as its factorization.

120162164281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 34.

The spelling of 120162164281 in words is "one hundred twenty billion, one hundred sixty-two million, one hundred sixty-four thousand, two hundred eighty-one".