33214224421 has 8 divisors (see below), whose sum is σ = 37960223040. Its totient is φ = 28468503168.

The previous prime is 33214224397. The next prime is 33214224443. The reversal of 33214224421 is 12442241233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33214224421 - 2²¹ = 33212127269 is a prime.

It is a super-2 number, since 2×33214224421² (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 33214224421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33214224481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391230 + ... + 468496.

It is an arithmetic number, because the mean of its divisors is an integer number (4745027880).

Almost surely, 2^33214224421 is an apocalyptic number.

It is an amenable number.

33214224421 is a deficient number, since it is larger than the sum of its proper divisors (4745998619).

33214224421 is an equidigital number, since it uses as much as digits as its factorization.

33214224421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138683.

The product of its digits is 9216, while the sum is 28.

Adding to 33214224421 its reverse (12442241233), we get a palindrome (45656465654).

The spelling of 33214224421 in words is "thirty-three billion, two hundred fourteen million, two hundred twenty-four thousand, four hundred twenty-one".