1321113122 has 8 divisors (see below), whose sum is σ = 2264765376. Its totient is φ = 566191332.

The previous prime is 1321113109. The next prime is 1321113223. The reversal of 1321113122 is 2213111231.

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

It is a super-2 number, since 2×1321113122² = 3490679762241173768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1321113122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47182598 + ... + 47182625.

It is an arithmetic number, because the mean of its divisors is an integer number (283095672).

Almost surely, 2^1321113122 is an apocalyptic number.

1321113122 is a deficient number, since it is larger than the sum of its proper divisors (943652254).

1321113122 is an equidigital number, since it uses as much as digits as its factorization.

1321113122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94365232.

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

The square root of 1321113122 is about 36347.1198583877. The cubic root of 1321113122 is about 1097.2695702596.

Adding to 1321113122 its reverse (2213111231), we get a palindrome (3534224353).

The spelling of 1321113122 in words is "one billion, three hundred twenty-one million, one hundred thirteen thousand, one hundred twenty-two".