33212332065 has 32 divisors (see below), whose sum is σ = 57981837312. Its totient is φ = 16099832000.

The previous prime is 33212332037. The next prime is 33212332067. The reversal of 33212332065 is 56023321233.

It is not a de Polignac number, because 33212332065 - 2⁹ = 33212331553 is a prime.

It is a super-2 number, since 2×33212332065² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33212332067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 995200 + ... + 1028030.

It is an arithmetic number, because the mean of its divisors is an integer number (1811932416).

Almost surely, 2^33212332065 is an apocalyptic number.

It is an amenable number.

33212332065 is a deficient number, since it is larger than the sum of its proper divisors (24769505247).

33212332065 is a wasteful number, since it uses less digits than its factorization.

33212332065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38981.

The product of its (nonzero) digits is 19440, while the sum is 30.

Adding to 33212332065 its reverse (56023321233), we get a palindrome (89235653298).

The spelling of 33212332065 in words is "thirty-three billion, two hundred twelve million, three hundred thirty-two thousand, sixty-five".