421312142412 has 90 divisors (see below), whose sum is σ = 1242407044788. Its totient is φ = 120374873136.

The previous prime is 421312142399. The next prime is 421312142437. The reversal of 421312142412 is 214241213124.

421312142412 is a `hidden beast` number, since 4 + 2 + 1 + 31 + 214 + 2 + 412 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 2350698 + ... + 2523569.

Almost surely, 2^421312142412 is an apocalyptic number.

421312142412 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

421312142412 is an abundant number, since it is smaller than the sum of its proper divisors (821094902376).

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

421312142412 is a wasteful number, since it uses less digits than its factorization.

421312142412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4874305 (or 4874279 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

Adding to 421312142412 its reverse (214241213124), we get a palindrome (635553355536).

The spelling of 421312142412 in words is "four hundred twenty-one billion, three hundred twelve million, one hundred forty-two thousand, four hundred twelve".