12042133400 has 48 divisors (see below), whose sum is σ = 30543234840. Its totient is φ = 4378956800.

The previous prime is 12042133357. The next prime is 12042133417. The reversal of 12042133400 is 433124021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2734649 + ... + 2739048.

Almost surely, 2^12042133400 is an apocalyptic number.

12042133400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12042133400 is an abundant number, since it is smaller than the sum of its proper divisors (18501101440).

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

12042133400 is a wasteful number, since it uses less digits than its factorization.

12042133400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5473724 (or 5473715 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12042133400 its reverse (433124021), we get a palindrome (12475257421).

The spelling of 12042133400 in words is "twelve billion, forty-two million, one hundred thirty-three thousand, four hundred".