12001122300031 has 4 divisors (see below), whose sum is σ = 12004086276000. Its totient is φ = 11998158324064.

The previous prime is 12001122299951. The next prime is 12001122300059. The reversal of 12001122300031 is 13000322110021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12001122300031 is a prime.

It is a super-2 number, since 2×12001122300031² (a number of 27 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 = 12001122299978 and 12001122300014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001122300061) 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, 1481981911 + ... + 1481990008.

It is an arithmetic number, because the mean of its divisors is an integer number (3001021569000).

Almost surely, 2^{12001122300031} is an apocalyptic number.

12001122300031 is a deficient number, since it is larger than the sum of its proper divisors (2963975969).

12001122300031 is an equidigital number, since it uses as much as digits as its factorization.

12001122300031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963975968.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12001122300031 its reverse (13000322110021), we get a palindrome (25001444410052).

The spelling of 12001122300031 in words is "twelve trillion, one billion, one hundred twenty-two million, three hundred thousand, thirty-one".