120031213331101 has 4 divisors (see below), whose sum is σ = 120033669563100. Its totient is φ = 120028757099104.

The previous prime is 120031213331059. The next prime is 120031213331149. The reversal of 120031213331101 is 101133312130021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 79120491300900 + 40910722030201 = 8894970^2 + 6396149^2 .

It is a cyclic number.

It is not a de Polignac number, because 120031213331101 - 2²¹ = 120031211233949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120031213301101) 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, 1228042696 + ... + 1228140433.

It is an arithmetic number, because the mean of its divisors is an integer number (30008417390775).

Almost surely, 2^{120031213331101} is an apocalyptic number.

It is an amenable number.

120031213331101 is a deficient number, since it is larger than the sum of its proper divisors (2456231999).

120031213331101 is an equidigital number, since it uses as much as digits as its factorization.

120031213331101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2456231998.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 120031213331101 its reverse (101133312130021), we get a palindrome (221164525461122).

The spelling of 120031213331101 in words is "one hundred twenty trillion, thirty-one billion, two hundred thirteen million, three hundred thirty-one thousand, one hundred one".