3300111133221 has 16 divisors (see below), whose sum is σ = 5028781833728. Its totient is φ = 1885762393200.

The previous prime is 3300111133199. The next prime is 3300111133259. The reversal of 3300111133221 is 1223311110033.

It is a happy number.

It is not a de Polignac number, because 3300111133221 - 2¹⁸ = 3300110871077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3300111133421) 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, 2306766 + ... + 3452736.

It is an arithmetic number, because the mean of its divisors is an integer number (314298864608).

Almost surely, 2^{3300111133221} is an apocalyptic number.

It is an amenable number.

3300111133221 is a deficient number, since it is larger than the sum of its proper divisors (1728670700507).

3300111133221 is a wasteful number, since it uses less digits than its factorization.

3300111133221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283112.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 3300111133221 its reverse (1223311110033), we get a palindrome (4523422243254).

The spelling of 3300111133221 in words is "three trillion, three hundred billion, one hundred eleven million, one hundred thirty-three thousand, two hundred twenty-one".