1123330031100 has 54 divisors (see below), whose sum is σ = 3521015578080. Its totient is φ = 299554674720.

The previous prime is 1123330031051. The next prime is 1123330031141. The reversal of 1123330031100 is 11300333211.

It is a happy number.

1123330031100 is a `hidden beast` number, since 1 + 1 + 23 + 330 + 0 + 311 + 0 + 0 = 666.

It is a super-2 number, since 2×1123330031100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 624071340 + ... + 624073139.

Almost surely, 2^{1123330031100} is an apocalyptic number.

1123330031100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123330031100 is an abundant number, since it is smaller than the sum of its proper divisors (2397685546980).

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

1123330031100 is a wasteful number, since it uses less digits than its factorization.

1123330031100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248144499 (or 1248144489 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 1123330031100 its reverse (11300333211), we get a palindrome (1134630364311).

The spelling of 1123330031100 in words is "one trillion, one hundred twenty-three billion, three hundred thirty million, thirty-one thousand, one hundred".