1222845623339 has 4 divisors (see below), whose sum is σ = 1224320709360. Its totient is φ = 1221370537320.

The previous prime is 1222845623269. The next prime is 1222845623401. The reversal of 1222845623339 is 9333265482221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222845623339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222845923339) 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, 737541767 + ... + 737543424.

It is an arithmetic number, because the mean of its divisors is an integer number (306080177340).

Almost surely, 2^{1222845623339} is an apocalyptic number.

1222845623339 is a deficient number, since it is larger than the sum of its proper divisors (1475086021).

1222845623339 is an equidigital number, since it uses as much as digits as its factorization.

1222845623339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475086020.

The product of its digits is 3732480, while the sum is 50.

The spelling of 1222845623339 in words is "one trillion, two hundred twenty-two billion, eight hundred forty-five million, six hundred twenty-three thousand, three hundred thirty-nine".