1222320023223 has 16 divisors (see below), whose sum is σ = 1755191124960. Its totient is φ = 752169106944.

The previous prime is 1222320023207. The next prime is 1222320023227. The reversal of 1222320023223 is 3223200232221.

It is not a de Polignac number, because 1222320023223 - 2⁴ = 1222320023207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1222320023193 and 1222320023202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222320023227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 513915 + ... + 1645827.

It is an arithmetic number, because the mean of its divisors is an integer number (109699445310).

Almost surely, 2^{1222320023223} is an apocalyptic number.

1222320023223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1222320023223 is a deficient number, since it is larger than the sum of its proper divisors (532871101737).

1222320023223 is a wasteful number, since it uses less digits than its factorization.

1222320023223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159618.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 1222320023223 its reverse (3223200232221), we get a palindrome (4445520255444).

The spelling of 1222320023223 in words is "one trillion, two hundred twenty-two billion, three hundred twenty million, twenty-three thousand, two hundred twenty-three".