1222444633255 has 16 divisors (see below), whose sum is σ = 1491317835264. Its totient is φ = 961706753280.

The previous prime is 1222444633181. The next prime is 1222444633259. The reversal of 1222444633255 is 5523364442221.

It is not a de Polignac number, because 1222444633255 - 2¹⁷ = 1222444502183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222444633259) 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, 909754 + ... + 1809016.

It is an arithmetic number, because the mean of its divisors is an integer number (93207364704).

Almost surely, 2^{1222444633255} is an apocalyptic number.

1222444633255 is a deficient number, since it is larger than the sum of its proper divisors (268873202009).

1222444633255 is an equidigital number, since it uses as much as digits as its factorization.

1222444633255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903786.

The product of its digits is 1382400, while the sum is 43.

The spelling of 1222444633255 in words is "one trillion, two hundred twenty-two billion, four hundred forty-four million, six hundred thirty-three thousand, two hundred fifty-five".