1121022313120 has 24 divisors (see below), whose sum is σ = 2648415215124. Its totient is φ = 448408925184.

The previous prime is 1121022313097. The next prime is 1121022313129. The reversal of 1121022313120 is 213132201211.

It can be written as a sum of positive squares in 2 ways, for example, as 1103483019024 + 17539294096 = 1050468^2 + 132436^2 .

It is not an unprimeable number, because it can be changed into a prime (1121022313129) 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, 3503194569 + ... + 3503194888.

Almost surely, 2^{1121022313120} is an apocalyptic number.

1121022313120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121022313120 is an abundant number, since it is smaller than the sum of its proper divisors (1527392902004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121022313120 is an equidigital number, since it uses as much as digits as its factorization.

1121022313120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7006389472 (or 7006389464 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1121022313120 its reverse (213132201211), we get a palindrome (1334154514331).

The spelling of 1121022313120 in words is "one trillion, one hundred twenty-one billion, twenty-two million, three hundred thirteen thousand, one hundred twenty".