1123112030 has 16 divisors (see below), whose sum is σ = 2022531984. Its totient is φ = 449038080.

The previous prime is 1123111999. The next prime is 1123112083. The reversal of 1123112030 is 302113211.

It is a super-2 number, since 2×1123112030² = 2522761263861441800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123111996 and 1123112014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1976 + ... + 47435.

It is an arithmetic number, because the mean of its divisors is an integer number (126408249).

Almost surely, 2^1123112030 is an apocalyptic number.

1123112030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123112030 is a deficient number, since it is larger than the sum of its proper divisors (899419954).

1123112030 is a wasteful number, since it uses less digits than its factorization.

1123112030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51691.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1123112030 is about 33512.8636496495. The cubic root of 1123112030 is about 1039.4597878608.

Adding to 1123112030 its reverse (302113211), we get a palindrome (1425225241).

The spelling of 1123112030 in words is "one billion, one hundred twenty-three million, one hundred twelve thousand, thirty".