1222301111323 has 4 divisors (see below), whose sum is σ = 1240544411560. Its totient is φ = 1204057811088.

The previous prime is 1222301111261. The next prime is 1222301111387. The reversal of 1222301111323 is 3231111032221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1222301111323 - 2¹³ = 1222301103131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1222301111294 and 1222301111303.

It is not an unprimeable number, because it can be changed into a prime (1222301111023) 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, 9121650018 + ... + 9121650151.

It is an arithmetic number, because the mean of its divisors is an integer number (310136102890).

Almost surely, 2^{1222301111323} is an apocalyptic number.

1222301111323 is a deficient number, since it is larger than the sum of its proper divisors (18243300237).

1222301111323 is an equidigital number, since it uses as much as digits as its factorization.

1222301111323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18243300236.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1222301111323 its reverse (3231111032221), we get a palindrome (4453412143544).

The spelling of 1222301111323 in words is "one trillion, two hundred twenty-two billion, three hundred one million, one hundred eleven thousand, three hundred twenty-three".