120097649831 has 2 divisors, whose sum is σ = 120097649832. Its totient is φ = 120097649830.

The previous prime is 120097649747. The next prime is 120097649839. The reversal of 120097649831 is 138946790021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120097649831 is a prime.

It is a super-2 number, since 2×120097649831² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120097649831.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120097649839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60048824915 + 60048824916.

It is an arithmetic number, because the mean of its divisors is an integer number (60048824916).

Almost surely, 2^120097649831 is an apocalyptic number.

120097649831 is a deficient number, since it is larger than the sum of its proper divisors (1).

120097649831 is an equidigital number, since it uses as much as digits as its factorization.

120097649831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 50.

The spelling of 120097649831 in words is "one hundred twenty billion, ninety-seven million, six hundred forty-nine thousand, eight hundred thirty-one".