1110221123 has 16 divisors (see below), whose sum is σ = 1255240800. Its totient is φ = 972679680.

The previous prime is 1110221087. The next prime is 1110221141. The reversal of 1110221123 is 3211220111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110221123 is a prime.

It is a super-2 number, since 2×1110221123² = 2465181883910762258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1110221098 and 1110221107.

It is not an unprimeable number, because it can be changed into a prime (1110221143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186233 + ... + 192101.

It is an arithmetic number, because the mean of its divisors is an integer number (78452550).

Almost surely, 2^1110221123 is an apocalyptic number.

1110221123 is a deficient number, since it is larger than the sum of its proper divisors (145019677).

1110221123 is a wasteful number, since it uses less digits than its factorization.

1110221123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6502.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1110221123 is about 33319.9808373294. The cubic root of 1110221123 is about 1035.4675547843.

Adding to 1110221123 its reverse (3211220111), we get a palindrome (4321441234).

The spelling of 1110221123 in words is "one billion, one hundred ten million, two hundred twenty-one thousand, one hundred twenty-three".