1131022240012 has 24 divisors (see below), whose sum is σ = 2262189192704. Its totient is φ = 484692807312.

The previous prime is 1131022240003. The next prime is 1131022240027. The reversal of 1131022240012 is 2100422201311.

It is a super-2 number, since 2×1131022240012² (a number of 25 digits) contains 22 as substring.

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, 843858 + ... + 1724569.

Almost surely, 2^{1131022240012} is an apocalyptic number.

It is an amenable number.

1131022240012 is an abundant number, since it is smaller than the sum of its proper divisors (1131166952692).

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

1131022240012 is a wasteful number, since it uses less digits than its factorization.

1131022240012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584165 (or 2584163 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1131022240012 its reverse (2100422201311), we get a palindrome (3231444441323).

The spelling of 1131022240012 in words is "one trillion, one hundred thirty-one billion, twenty-two million, two hundred forty thousand, twelve".