4021431112424 has 16 divisors (see below), whose sum is σ = 8225654548320. Its totient is φ = 1827923232880.

The previous prime is 4021431112409. The next prime is 4021431112481. The reversal of 4021431112424 is 4242111341204.

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, 22849040324 + ... + 22849040499.

It is an arithmetic number, because the mean of its divisors is an integer number (514103409270).

Almost surely, 2^{4021431112424} is an apocalyptic number.

4021431112424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4021431112424 is an abundant number, since it is smaller than the sum of its proper divisors (4204223435896).

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

4021431112424 is a wasteful number, since it uses less digits than its factorization.

4021431112424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45698080840 (or 45698080836 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 4021431112424 its reverse (4242111341204), we get a palindrome (8263542453628).

The spelling of 4021431112424 in words is "four trillion, twenty-one billion, four hundred thirty-one million, one hundred twelve thousand, four hundred twenty-four".