33223211001 has 12 divisors (see below), whose sum is σ = 48007043812. Its totient is φ = 22140517536.

The previous prime is 33223210949. The next prime is 33223211017. The reversal of 33223211001 is 10011232233.

33223211001 is a `hidden beast` number, since 332 + 2 + 321 + 10 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5700401001 + 27522810000 = 75501^2 + 165900^2 .

It is not a de Polignac number, because 33223211001 - 2¹⁰ = 33223209977 is a prime.

It is a super-2 number, since 2×33223211001² (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 (33223211201) 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 11 ways as a sum of consecutive naturals, for example, 665386 + ... + 713571.

Almost surely, 2^33223211001 is an apocalyptic number.

It is an amenable number.

33223211001 is a deficient number, since it is larger than the sum of its proper divisors (14783832811).

33223211001 is a wasteful number, since it uses less digits than its factorization.

33223211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381640 (or 1381637 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 33223211001 its reverse (10011232233), we get a palindrome (43234443234).

The spelling of 33223211001 in words is "thirty-three billion, two hundred twenty-three million, two hundred eleven thousand, one".