1222276517223 has 8 divisors (see below), whose sum is σ = 1629731071488. Its totient is φ = 814836487224.

The previous prime is 1222276517179. The next prime is 1222276517243. The reversal of 1222276517223 is 3227156722221.

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

It is not a de Polignac number, because 1222276517223 - 2²¹ = 1222274420071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222276517243) 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, 3433165 + ... + 3772422.

It is an arithmetic number, because the mean of its divisors is an integer number (203716383936).

Almost surely, 2^{1222276517223} is an apocalyptic number.

1222276517223 is a deficient number, since it is larger than the sum of its proper divisors (407454554265).

1222276517223 is an equidigital number, since it uses as much as digits as its factorization.

1222276517223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7262133.

The product of its digits is 282240, while the sum is 42.

The spelling of 1222276517223 in words is "one trillion, two hundred twenty-two billion, two hundred seventy-six million, five hundred seventeen thousand, two hundred twenty-three".