33421121232 has 40 divisors (see below), whose sum is σ = 86385795360. Its totient is φ = 11134193280.

The previous prime is 33421121197. The next prime is 33421121249. The reversal of 33421121232 is 23212112433.

It is a super-2 number, since 2×33421121232² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105307 + ... + 279162.

It is an arithmetic number, because the mean of its divisors is an integer number (2159644884).

Almost surely, 2^33421121232 is an apocalyptic number.

It is an amenable number.

33421121232 is an abundant number, since it is smaller than the sum of its proper divisors (52964674128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33421121232 is a wasteful number, since it uses less digits than its factorization.

33421121232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386291 (or 386285 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

Adding to 33421121232 its reverse (23212112433), we get a palindrome (56633233665).

The spelling of 33421121232 in words is "thirty-three billion, four hundred twenty-one million, one hundred twenty-one thousand, two hundred thirty-two".