223220332042 has 4 divisors (see below), whose sum is σ = 334830498066. Its totient is φ = 111610166020.

The previous prime is 223220332037. The next prime is 223220332057. The reversal of 223220332042 is 240233022322.

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

It can be written as a sum of positive squares in only one way, i.e., 165845232081 + 57375099961 = 407241^2 + 239531^2 .

It is a super-3 number, since 3×223220332042³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223220331998 and 223220332016.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55805083009 + ... + 55805083012.

Almost surely, 2^223220332042 is an apocalyptic number.

223220332042 is a deficient number, since it is larger than the sum of its proper divisors (111610166024).

223220332042 is a wasteful number, since it uses less digits than its factorization.

223220332042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111610166023.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 223220332042 its reverse (240233022322), we get a palindrome (463453354364).

The spelling of 223220332042 in words is "two hundred twenty-three billion, two hundred twenty million, three hundred thirty-two thousand, forty-two".