421414244321222 has 48 divisors (see below), whose sum is σ = 716516602812240. Its totient is φ = 185301449459712.

The previous prime is 421414244321179. The next prime is 421414244321233. The reversal of 421414244321222 is 222123442414124.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262028303 + ... + 263631674.

It is an arithmetic number, because the mean of its divisors is an integer number (14927429225255).

Almost surely, 2^{421414244321222} is an apocalyptic number.

421414244321222 is a deficient number, since it is larger than the sum of its proper divisors (295102358491018).

421414244321222 is a wasteful number, since it uses less digits than its factorization.

421414244321222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525660105 (or 525660088 counting only the distinct ones).

The product of its digits is 196608, while the sum is 38.

Adding to 421414244321222 its reverse (222123442414124), we get a palindrome (643537686735346).

The spelling of 421414244321222 in words is "four hundred twenty-one trillion, four hundred fourteen billion, two hundred forty-four million, three hundred twenty-one thousand, two hundred twenty-two".