12030133140 has 72 divisors (see below), whose sum is σ = 36501803520. Its totient is φ = 3207121344.

The previous prime is 12030133109. The next prime is 12030133211. The reversal of 12030133140 is 4133103021.

It is a super-2 number, since 2×12030133140² (a number of 21 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 23 ways as a sum of consecutive naturals, for example, 827817 + ... + 842223.

Almost surely, 2^12030133140 is an apocalyptic number.

12030133140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12030133140 is an abundant number, since it is smaller than the sum of its proper divisors (24471670380).

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

12030133140 is a wasteful number, since it uses less digits than its factorization.

12030133140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19061 (or 19056 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12030133140 its reverse (4133103021), we get a palindrome (16163236161).

The spelling of 12030133140 in words is "twelve billion, thirty million, one hundred thirty-three thousand, one hundred forty".