120031112120331 has 4 divisors (see below), whose sum is σ = 160041482827112. Its totient is φ = 80020741413552.

The previous prime is 120031112120321. The next prime is 120031112120333. The reversal of 120031112120331 is 133021211130021.

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

It is not a de Polignac number, because 120031112120331 - 2¹³ = 120031112112139 is a prime.

It is a super-2 number, since 2×120031112120331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120031112120298 and 120031112120307.

It is not an unprimeable number, because it can be changed into a prime (120031112120333) 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, 20005185353386 + ... + 20005185353391.

It is an arithmetic number, because the mean of its divisors is an integer number (40010370706778).

Almost surely, 2^{120031112120331} is an apocalyptic number.

120031112120331 is a deficient number, since it is larger than the sum of its proper divisors (40010370706781).

120031112120331 is an equidigital number, since it uses as much as digits as its factorization.

120031112120331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40010370706780.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 120031112120331 its reverse (133021211130021), we get a palindrome (253052323250352).

The spelling of 120031112120331 in words is "one hundred twenty trillion, thirty-one billion, one hundred twelve million, one hundred twenty thousand, three hundred thirty-one".