1123032221255 has 8 divisors (see below), whose sum is σ = 1540158474912. Its totient is φ = 770079237408.

The previous prime is 1123032221237. The next prime is 1123032221303. The reversal of 1123032221255 is 5521222303211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1123032221255 - 2¹⁶ = 1123032155719 is a prime.

It is a super-2 number, since 2×1123032221255² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16043317412 + ... + 16043317481.

It is an arithmetic number, because the mean of its divisors is an integer number (192519809364).

Almost surely, 2^{1123032221255} is an apocalyptic number.

1123032221255 is a deficient number, since it is larger than the sum of its proper divisors (417126253657).

1123032221255 is an equidigital number, since it uses as much as digits as its factorization.

1123032221255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32086634905.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 1123032221255 its reverse (5521222303211), we get a palindrome (6644254524466).

The spelling of 1123032221255 in words is "one trillion, one hundred twenty-three billion, thirty-two million, two hundred twenty-one thousand, two hundred fifty-five".