33121222003 has 16 divisors (see below), whose sum is σ = 34199415936. Its totient is φ = 32056637760.

The previous prime is 33121221989. The next prime is 33121222049. The reversal of 33121222003 is 30022212133.

It is a cyclic number.

It is not a de Polignac number, because 33121222003 - 2²¹ = 33119124851 is a prime.

It is a super-2 number, since 2×33121222003² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33121222063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3918700 + ... + 3927142.

It is an arithmetic number, because the mean of its divisors is an integer number (2137463496).

Almost surely, 2^33121222003 is an apocalyptic number.

33121222003 is a deficient number, since it is larger than the sum of its proper divisors (1078193933).

33121222003 is a wasteful number, since it uses less digits than its factorization.

33121222003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9234.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 33121222003 its reverse (30022212133), we get a palindrome (63143434136).

The spelling of 33121222003 in words is "thirty-three billion, one hundred twenty-one million, two hundred twenty-two thousand, three".