1123127743422 has 16 divisors (see below), whose sum is σ = 2246549245200. Its totient is φ = 374326954752.

The previous prime is 1123127743357. The next prime is 1123127743429. The reversal of 1123127743422 is 2243477213211.

It is a happy number.

It is a super-2 number, since 2×1123127743422² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123127743429) by changing a digit.

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, 12190213 + ... + 12282000.

It is an arithmetic number, because the mean of its divisors is an integer number (140409327825).

Almost surely, 2^{1123127743422} is an apocalyptic number.

1123127743422 is an abundant number, since it is smaller than the sum of its proper divisors (1123421501778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123127743422 is a wasteful number, since it uses less digits than its factorization.

1123127743422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24479867.

The product of its digits is 112896, while the sum is 39.

The spelling of 1123127743422 in words is "one trillion, one hundred twenty-three billion, one hundred twenty-seven million, seven hundred forty-three thousand, four hundred twenty-two".