33221042430043 has 16 divisors (see below), whose sum is σ = 35825397189120. Its totient is φ = 30623677743744.

The previous prime is 33221042430019. The next prime is 33221042430053. The reversal of 33221042430043 is 34003424012233.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33221042430043 is a prime.

It is a super-2 number, since 2×33221042430043² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33221042429987 and 33221042430014.

It is not an unprimeable number, because it can be changed into a prime (33221042430053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146893830 + ... + 147119812.

It is an arithmetic number, because the mean of its divisors is an integer number (2239087324320).

Almost surely, 2^{33221042430043} is an apocalyptic number.

33221042430043 is a deficient number, since it is larger than the sum of its proper divisors (2604354759077).

33221042430043 is a wasteful number, since it uses less digits than its factorization.

33221042430043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241398.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 33221042430043 its reverse (34003424012233), we get a palindrome (67224466442276).

The spelling of 33221042430043 in words is "thirty-three trillion, two hundred twenty-one billion, forty-two million, four hundred thirty thousand, forty-three".