223424431242 has 16 divisors (see below), whose sum is σ = 446930425440. Its totient is φ = 74461216592.

The previous prime is 223424431207. The next prime is 223424431277. The reversal of 223424431242 is 242134424322.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (223424431207) and next prime (223424431277).

It is a super-2 number, since 2×223424431242² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3362817 + ... + 3428612.

It is an arithmetic number, because the mean of its divisors is an integer number (27933151590).

Almost surely, 2^223424431242 is an apocalyptic number.

223424431242 is an abundant number, since it is smaller than the sum of its proper divisors (223505994198).

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

223424431242 is a wasteful number, since it uses less digits than its factorization.

223424431242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6796917.

The product of its digits is 73728, while the sum is 33.

Adding to 223424431242 its reverse (242134424322), we get a palindrome (465558855564).

The spelling of 223424431242 in words is "two hundred twenty-three billion, four hundred twenty-four million, four hundred thirty-one thousand, two hundred forty-two".