1133123313112 has 32 divisors (see below), whose sum is σ = 2570952057120. Its totient is φ = 457058142720.

The previous prime is 1133123313041. The next prime is 1133123313131. The reversal of 1133123313112 is 2113133213311.

It is a super-2 number, since 2×1133123313112² (a number of 25 digits) contains 22 as substring.

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, 595126839 + ... + 595128742.

It is an arithmetic number, because the mean of its divisors is an integer number (80342251785).

Almost surely, 2^{1133123313112} is an apocalyptic number.

It is an amenable number.

1133123313112 is an abundant number, since it is smaller than the sum of its proper divisors (1437828744008).

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

1133123313112 is a wasteful number, since it uses less digits than its factorization.

1133123313112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190255611 (or 1190255607 counting only the distinct ones).

The product of its digits is 972, while the sum is 25.

Adding to 1133123313112 its reverse (2113133213311), we get a palindrome (3246256526423).

The spelling of 1133123313112 in words is "one trillion, one hundred thirty-three billion, one hundred twenty-three million, three hundred thirteen thousand, one hundred twelve".