33214252321 has 4 divisors (see below), whose sum is σ = 34658350272. Its totient is φ = 31770154372.

The previous prime is 33214252289. The next prime is 33214252327. The reversal of 33214252321 is 12325241233.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33214252321 - 2⁵ = 33214252289 is a prime.

It is a super-2 number, since 2×33214252321² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33214252321.

It is not an unprimeable number, because it can be changed into a prime (33214252327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722048941 + ... + 722048986.

It is an arithmetic number, because the mean of its divisors is an integer number (8664587568).

Almost surely, 2^33214252321 is an apocalyptic number.

It is an amenable number.

33214252321 is a deficient number, since it is larger than the sum of its proper divisors (1444097951).

33214252321 is a wasteful number, since it uses less digits than its factorization.

33214252321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444097950.

The product of its digits is 8640, while the sum is 28.

Adding to 33214252321 its reverse (12325241233), we get a palindrome (45539493554).

The spelling of 33214252321 in words is "thirty-three billion, two hundred fourteen million, two hundred fifty-two thousand, three hundred twenty-one".