421211112124 has 24 divisors (see below), whose sum is σ = 804603744000. Its totient is φ = 191346872880.

The previous prime is 421211112121. The next prime is 421211112163.

421211112124 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (22).

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

It is a junction number, because it is equal to n+sod(n) for n = 421211112095 and 421211112104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421211112121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2742484 + ... + 2891995.

It is an arithmetic number, because the mean of its divisors is an integer number (33525156000).

Almost surely, 2^421211112124 is an apocalyptic number.

421211112124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

421211112124 is a deficient number, since it is larger than the sum of its proper divisors (383392631876).

421211112124 is a wasteful number, since it uses less digits than its factorization.

421211112124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5636193 (or 5636191 counting only the distinct ones).

The product of its digits is 256, while the sum is 22.

It can be divided in two parts, 421211 and 112124, that added together give a palindrome (533335).

The spelling of 421211112124 in words is "four hundred twenty-one billion, two hundred eleven million, one hundred twelve thousand, one hundred twenty-four".