33102221113 has 4 divisors (see below), whose sum is σ = 35648545828. Its totient is φ = 30555896400.

The previous prime is 33102221111. The next prime is 33102221123. The reversal of 33102221113 is 31112220133.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6144521769 + 26957699344 = 78387^2 + 164188^2 .

It is a cyclic number.

It is not a de Polignac number, because 33102221113 - 2¹ = 33102221111 is a prime.

It is a super-2 number, since 2×33102221113² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33102221111) 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, 1273162338 + ... + 1273162363.

It is an arithmetic number, because the mean of its divisors is an integer number (8912136457).

Almost surely, 2^33102221113 is an apocalyptic number.

It is an amenable number.

33102221113 is a deficient number, since it is larger than the sum of its proper divisors (2546324715).

33102221113 is a wasteful number, since it uses less digits than its factorization.

33102221113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2546324714.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 33102221113 its reverse (31112220133), we get a palindrome (64214441246).

The spelling of 33102221113 in words is "thirty-three billion, one hundred two million, two hundred twenty-one thousand, one hundred thirteen".