1101123112 has 32 divisors (see below), whose sum is σ = 2187900000. Its totient is φ = 518073408.

The previous prime is 1101123073. The next prime is 1101123119. The reversal of 1101123112 is 2113211011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1101123092 and 1101123101.

It is not an unprimeable number, because it can be changed into a prime (1101123119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1662 + ... + 46957.

It is an arithmetic number, because the mean of its divisors is an integer number (68371875).

Almost surely, 2^1101123112 is an apocalyptic number.

It is an amenable number.

1101123112 is a deficient number, since it is larger than the sum of its proper divisors (1086776888).

1101123112 is a wasteful number, since it uses less digits than its factorization.

1101123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48793 (or 48789 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 1101123112 is about 33183.1751343960. The cubic root of 1101123112 is about 1032.6313190423.

Adding to 1101123112 its reverse (2113211011), we get a palindrome (3214334123).

The spelling of 1101123112 in words is "one billion, one hundred one million, one hundred twenty-three thousand, one hundred twelve".