33412323421 has 8 divisors (see below), whose sum is σ = 33484880960. Its totient is φ = 33339817728.

The previous prime is 33412323409. The next prime is 33412323449. The reversal of 33412323421 is 12432321433.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 33412323421 - 2¹⁷ = 33412192349 is a prime.

It is a super-3 number, since 3×33412323421³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 33412323421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33412353421) 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, 1453600 + ... + 1476406.

It is an arithmetic number, because the mean of its divisors is an integer number (4185610120).

Almost surely, 2^33412323421 is an apocalyptic number.

It is an amenable number.

33412323421 is a deficient number, since it is larger than the sum of its proper divisors (72557539).

33412323421 is a wasteful number, since it uses less digits than its factorization.

33412323421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25923.

The product of its digits is 10368, while the sum is 28.

Adding to 33412323421 its reverse (12432321433), we get a palindrome (45844644854).

The spelling of 33412323421 in words is "thirty-three billion, four hundred twelve million, three hundred twenty-three thousand, four hundred twenty-one".