421222424222124 has 144 divisors (see below), whose sum is σ = 1217574222778368. Its totient is φ = 120279113979264.

The previous prime is 421222424222071. The next prime is 421222424222137.

421222424222124 is a `hidden beast` number, since 4 + 2 + 1 + 2 + 2 + 2 + 424 + 2 + 221 + 2 + 4 = 666.

421222424222124 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4684524414 + ... + 4684614330.

It is an arithmetic number, because the mean of its divisors is an integer number (8455376547072).

Almost surely, 2^{421222424222124} is an apocalyptic number.

It is an amenable number.

421222424222124 is an abundant number, since it is smaller than the sum of its proper divisors (796351798556244).

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

421222424222124 is a wasteful number, since it uses less digits than its factorization.

421222424222124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100564 (or 100559 counting only the distinct ones).

The product of its digits is 131072, while the sum is 36.

The spelling of 421222424222124 in words is "four hundred twenty-one trillion, two hundred twenty-two billion, four hundred twenty-four million, two hundred twenty-two thousand, one hundred twenty-four".