120974989741831 has 4 divisors (see below), whose sum is σ = 120989187026464. Its totient is φ = 120960792457200.

The previous prime is 120974989741763. The next prime is 120974989741843. The reversal of 120974989741831 is 138147989479021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120974989741831 - 2¹⁹ = 120974989217543 is a prime.

It is a super-2 number, since 2×120974989741831² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120974989741891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7098629535 + ... + 7098646576.

It is an arithmetic number, because the mean of its divisors is an integer number (30247296756616).

Almost surely, 2^{120974989741831} is an apocalyptic number.

120974989741831 is a deficient number, since it is larger than the sum of its proper divisors (14197284633).

120974989741831 is an equidigital number, since it uses as much as digits as its factorization.

120974989741831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14197284632.

The product of its (nonzero) digits is 219469824, while the sum is 73.

The spelling of 120974989741831 in words is "one hundred twenty trillion, nine hundred seventy-four billion, nine hundred eighty-nine million, seven hundred forty-one thousand, eight hundred thirty-one".