223431134322 has 64 divisors (see below), whose sum is σ = 500766162048. Its totient is φ = 65862720000.

The previous prime is 223431134321. The next prime is 223431134347.

It is a happy number.

223431134322 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 223431134322.

It is not an unprimeable number, because it can be changed into a prime (223431134321) 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, 22561572 + ... + 22571472.

It is an arithmetic number, because the mean of its divisors is an integer number (7824471282).

Almost surely, 2^223431134322 is an apocalyptic number.

223431134322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223431134322 is an abundant number, since it is smaller than the sum of its proper divisors (277335027726).

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

223431134322 is a wasteful number, since it uses less digits than its factorization.

223431134322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19195.

The product of its digits is 20736, while the sum is 30.

It can be divided in two parts, 223431 and 134322, that added together give a palindrome (357753).

The spelling of 223431134322 in words is "two hundred twenty-three billion, four hundred thirty-one million, one hundred thirty-four thousand, three hundred twenty-two".