12042023412 has 12 divisors (see below), whose sum is σ = 28098054656. Its totient is φ = 4014007800.

The previous prime is 12042023407. The next prime is 12042023429. The reversal of 12042023412 is 21432024021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×12042023412² (a number of 21 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 3 ways as a sum of consecutive naturals, for example, 501750964 + ... + 501750987.

Almost surely, 2^12042023412 is an apocalyptic number.

12042023412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12042023412 is an abundant number, since it is smaller than the sum of its proper divisors (16056031244).

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

12042023412 is a wasteful number, since it uses less digits than its factorization.

12042023412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003501958 (or 1003501956 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 12042023412 its reverse (21432024021), we get a palindrome (33474047433).

The spelling of 12042023412 in words is "twelve billion, forty-two million, twenty-three thousand, four hundred twelve".