1120031013221 has 4 divisors (see below), whose sum is σ = 1130905100832. Its totient is φ = 1109156925612.

The previous prime is 1120031013217. The next prime is 1120031013263. The reversal of 1120031013221 is 1223101300211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1120031013221 - 2² = 1120031013217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120031013221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120031013121) 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, 5437043651 + ... + 5437043856.

It is an arithmetic number, because the mean of its divisors is an integer number (282726275208).

Almost surely, 2^{1120031013221} is an apocalyptic number.

It is an amenable number.

1120031013221 is a deficient number, since it is larger than the sum of its proper divisors (10874087611).

1120031013221 is a wasteful number, since it uses less digits than its factorization.

1120031013221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10874087610.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1120031013221 its reverse (1223101300211), we get a palindrome (2343132313432).

The spelling of 1120031013221 in words is "one trillion, one hundred twenty billion, thirty-one million, thirteen thousand, two hundred twenty-one".