33221333130332 has 12 divisors (see below), whose sum is σ = 58137463857816. Its totient is φ = 16610629170960.

The previous prime is 33221333130331. The next prime is 33221333130341. The reversal of 33221333130332 is 23303133312233.

It is a happy number.

It is a super-2 number, since 2×33221333130332² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33221333130331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7299743 + ... + 10942070.

It is an arithmetic number, because the mean of its divisors is an integer number (4844788654818).

Almost surely, 2^{33221333130332} is an apocalyptic number.

It is an amenable number.

33221333130332 is a deficient number, since it is larger than the sum of its proper divisors (24916130727484).

33221333130332 is a wasteful number, since it uses less digits than its factorization.

33221333130332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18697108 (or 18697106 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 32.

Adding to 33221333130332 its reverse (23303133312233), we get a palindrome (56524466442565).

The spelling of 33221333130332 in words is "thirty-three trillion, two hundred twenty-one billion, three hundred thirty-three million, one hundred thirty thousand, three hundred thirty-two".