1121122331213 has 8 divisors (see below), whose sum is σ = 1128775848480. Its totient is φ = 1113484261680.

The previous prime is 1121122331207. The next prime is 1121122331233. The reversal of 1121122331213 is 3121332211211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121122331213 - 2²⁰ = 1121121282637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121122331233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3716270 + ... + 4006607.

It is an arithmetic number, because the mean of its divisors is an integer number (141096981060).

Almost surely, 2^{1121122331213} is an apocalyptic number.

It is an amenable number.

1121122331213 is a deficient number, since it is larger than the sum of its proper divisors (7653517267).

1121122331213 is an equidigital number, since it uses as much as digits as its factorization.

1121122331213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7723867.

The product of its digits is 432, while the sum is 23.

Adding to 1121122331213 its reverse (3121332211211), we get a palindrome (4242454542424).

The spelling of 1121122331213 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, three hundred thirty-one thousand, two hundred thirteen".