1121222323313 has 4 divisors (see below), whose sum is σ = 1180234024560. Its totient is φ = 1062210622068.

The previous prime is 1121222323261. The next prime is 1121222323391. The reversal of 1121222323313 is 3133232221211.

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 1121222323313 - 2¹⁰ = 1121222322289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121222323393) 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, 29505850595 + ... + 29505850632.

It is an arithmetic number, because the mean of its divisors is an integer number (295058506140).

Almost surely, 2^{1121222323313} is an apocalyptic number.

It is an amenable number.

1121222323313 is a deficient number, since it is larger than the sum of its proper divisors (59011701247).

1121222323313 is an equidigital number, since it uses as much as digits as its factorization.

1121222323313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59011701246.

The product of its digits is 2592, while the sum is 26.

Adding to 1121222323313 its reverse (3133232221211), we get a palindrome (4254454544524).

The spelling of 1121222323313 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-two million, three hundred twenty-three thousand, three hundred thirteen".