33313230003221 has 16 divisors (see below), whose sum is σ = 38442257577984. Its totient is φ = 28276706317104.

The previous prime is 33313230003203. The next prime is 33313230003331. The reversal of 33313230003221 is 12230003231333.

It is a happy number.

It is not a de Polignac number, because 33313230003221 - 2²² = 33313225808917 is a prime.

It is a super-2 number, since 2×33313230003221² (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 (33313230003121) 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, 134864390 + ... + 135111176.

It is an arithmetic number, because the mean of its divisors is an integer number (2402641098624).

Almost surely, 2^{33313230003221} is an apocalyptic number.

It is an amenable number.

33313230003221 is a deficient number, since it is larger than the sum of its proper divisors (5129027574763).

33313230003221 is a wasteful number, since it uses less digits than its factorization.

33313230003221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434120.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 33313230003221 its reverse (12230003231333), we get a palindrome (45543233234554).

The spelling of 33313230003221 in words is "thirty-three trillion, three hundred thirteen billion, two hundred thirty million, three thousand, two hundred twenty-one".