1140020423112 has 32 divisors (see below), whose sum is σ = 2903825609280. Its totient is φ = 372836867520.

The previous prime is 1140020423111. The next prime is 1140020423123. The reversal of 1140020423112 is 2113240200411.

It is a super-2 number, since 2×1140020423112² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1140020423111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448119964 + ... + 448122507.

It is an arithmetic number, because the mean of its divisors is an integer number (90744550290).

Almost surely, 2^{1140020423112} is an apocalyptic number.

1140020423112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1140020423112 is an abundant number, since it is smaller than the sum of its proper divisors (1763805186168).

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

1140020423112 is a wasteful number, since it uses less digits than its factorization.

1140020423112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896242533 (or 896242529 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1140020423112 its reverse (2113240200411), we get a palindrome (3253260623523).

The spelling of 1140020423112 in words is "one trillion, one hundred forty billion, twenty million, four hundred twenty-three thousand, one hundred twelve".