1120231123 has 16 divisors (see below), whose sum is σ = 1277856000. Its totient is φ = 972088480.

The previous prime is 1120231121. The next prime is 1120231183. The reversal of 1120231123 is 3211320211.

It is not a de Polignac number, because 1120231123 - 2¹ = 1120231121 is a prime.

It is a super-2 number, since 2×1120231123² = 2509835537875682258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120231097 and 1120231106.

It is not an unprimeable number, because it can be changed into a prime (1120231121) 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, 124428 + ... + 133126.

It is an arithmetic number, because the mean of its divisors is an integer number (79866000).

Almost surely, 2^1120231123 is an apocalyptic number.

1120231123 is a deficient number, since it is larger than the sum of its proper divisors (157624877).

1120231123 is a wasteful number, since it uses less digits than its factorization.

1120231123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9242.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1120231123 is about 33469.8539435116. The cubic root of 1120231123 is about 1038.5702502674.

Adding to 1120231123 its reverse (3211320211), we get a palindrome (4331551334).

The spelling of 1120231123 in words is "one billion, one hundred twenty million, two hundred thirty-one thousand, one hundred twenty-three".