421132254312 has 64 divisors (see below), whose sum is σ = 1312620019200. Its totient is φ = 109385000640.

The previous prime is 421132254287. The next prime is 421132254313. The reversal of 421132254312 is 213452231124.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 421132254312.

It is not an unprimeable number, because it can be changed into a prime (421132254313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113940862 + ... + 113944557.

It is an arithmetic number, because the mean of its divisors is an integer number (20509687800).

Almost surely, 2^421132254312 is an apocalyptic number.

421132254312 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

421132254312 is an abundant number, since it is smaller than the sum of its proper divisors (891487764888).

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

421132254312 is a wasteful number, since it uses less digits than its factorization.

421132254312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227885446 (or 227885442 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

Adding to 421132254312 its reverse (213452231124), we get a palindrome (634584485436).

The spelling of 421132254312 in words is "four hundred twenty-one billion, one hundred thirty-two million, two hundred fifty-four thousand, three hundred twelve".