421314424223 has 32 divisors (see below), whose sum is σ = 530245309440. Its totient is φ = 325192320000.

The previous prime is 421314424211. The next prime is 421314424303. The reversal of 421314424223 is 322424413124.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 421314424223 - 2⁴ = 421314424207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 421314424223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421314426223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51621263 + ... + 51629423.

It is an arithmetic number, because the mean of its divisors is an integer number (16570165920).

Almost surely, 2^421314424223 is an apocalyptic number.

421314424223 is a deficient number, since it is larger than the sum of its proper divisors (108930885217).

421314424223 is a wasteful number, since it uses less digits than its factorization.

421314424223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14439.

The product of its digits is 36864, while the sum is 32.

Adding to 421314424223 its reverse (322424413124), we get a palindrome (743738837347).

The spelling of 421314424223 in words is "four hundred twenty-one billion, three hundred fourteen million, four hundred twenty-four thousand, two hundred twenty-three".