33220233042 has 16 divisors (see below), whose sum is σ = 69937332960. Its totient is φ = 10490599872.

The previous prime is 33220232987. The next prime is 33220233071. The reversal of 33220233042 is 24033202233.

It is a happy number.

It is a super-2 number, since 2×33220233042² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145702663 + ... + 145702890.

It is an arithmetic number, because the mean of its divisors is an integer number (4371083310).

Almost surely, 2^33220233042 is an apocalyptic number.

33220233042 is an abundant number, since it is smaller than the sum of its proper divisors (36717099918).

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

33220233042 is a wasteful number, since it uses less digits than its factorization.

33220233042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291405577.

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 33220233042 its reverse (24033202233), we get a palindrome (57253435275).

The spelling of 33220233042 in words is "thirty-three billion, two hundred twenty million, two hundred thirty-three thousand, forty-two".