223320323542 has 4 divisors (see below), whose sum is σ = 334980485316. Its totient is φ = 111660161770.

The previous prime is 223320323453. The next prime is 223320323561. The reversal of 223320323542 is 245323023322.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55830080884 + ... + 55830080887.

It is an arithmetic number, because the mean of its divisors is an integer number (83745121329).

Almost surely, 2^223320323542 is an apocalyptic number.

223320323542 is a deficient number, since it is larger than the sum of its proper divisors (111660161774).

223320323542 is a wasteful number, since it uses less digits than its factorization.

223320323542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111660161773.

The product of its (nonzero) digits is 51840, while the sum is 31.

Adding to 223320323542 its reverse (245323023322), we get a palindrome (468643346864).

The spelling of 223320323542 in words is "two hundred twenty-three billion, three hundred twenty million, three hundred twenty-three thousand, five hundred forty-two".