33223042042 has 8 divisors (see below), whose sum is σ = 49836388500. Its totient is φ = 16610912544.

The previous prime is 33223042037. The next prime is 33223042057. The reversal of 33223042042 is 24024032233.

It can be written as a sum of positive squares in 2 ways, for example, as 33200848521 + 22193521 = 182211^2 + 4711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33223042042² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33223041998 and 33223042016.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232617 + ... + 347212.

Almost surely, 2^33223042042 is an apocalyptic number.

33223042042 is a deficient number, since it is larger than the sum of its proper divisors (16613346458).

33223042042 is a wasteful number, since it uses less digits than its factorization.

33223042042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608480.

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

Adding to 33223042042 its reverse (24024032233), we get a palindrome (57247074275).

The spelling of 33223042042 in words is "thirty-three billion, two hundred twenty-three million, forty-two thousand, forty-two".