120031330997 has 2 divisors, whose sum is σ = 120031330998. Its totient is φ = 120031330996.

The previous prime is 120031330981. The next prime is 120031331003. The reversal of 120031330997 is 799033130021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118910487556 + 1120843441 = 344834^2 + 33479^2 .

It is a cyclic number.

It is not a de Polignac number, because 120031330997 - 2⁴ = 120031330981 is a prime.

It is a super-2 number, since 2×120031330997² (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 120031330997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120031330967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60015665498 + 60015665499.

It is an arithmetic number, because the mean of its divisors is an integer number (60015665499).

Almost surely, 2^120031330997 is an apocalyptic number.

It is an amenable number.

120031330997 is a deficient number, since it is larger than the sum of its proper divisors (1).

120031330997 is an equidigital number, since it uses as much as digits as its factorization.

120031330997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30618, while the sum is 38.

The spelling of 120031330997 in words is "one hundred twenty billion, thirty-one million, three hundred thirty thousand, nine hundred ninety-seven".