1122120110031 has 4 divisors (see below), whose sum is σ = 1496160146712. Its totient is φ = 748080073352.

The previous prime is 1122120109963. The next prime is 1122120110053. The reversal of 1122120110031 is 1300110212211.

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 1122120110031 - 2²² = 1122115915727 is a prime.

It is a super-2 number, since 2×1122120110031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122120111031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187020018336 + ... + 187020018341.

It is an arithmetic number, because the mean of its divisors is an integer number (374040036678).

Almost surely, 2^{1122120110031} is an apocalyptic number.

1122120110031 is a deficient number, since it is larger than the sum of its proper divisors (374040036681).

1122120110031 is an equidigital number, since it uses as much as digits as its factorization.

1122120110031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374040036680.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1122120110031 its reverse (1300110212211), we get a palindrome (2422230322242).

The spelling of 1122120110031 in words is "one trillion, one hundred twenty-two billion, one hundred twenty million, one hundred ten thousand, thirty-one".