33421424212 has 12 divisors (see below), whose sum is σ = 63804537216. Its totient is φ = 15191556440.

The previous prime is 33421424207. The next prime is 33421424221. The reversal of 33421424212 is 21242412433.

It is a super-2 number, since 2×33421424212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379788868 + ... + 379788955.

It is an arithmetic number, because the mean of its divisors is an integer number (5317044768).

Almost surely, 2^33421424212 is an apocalyptic number.

It is an amenable number.

33421424212 is a deficient number, since it is larger than the sum of its proper divisors (30383113004).

33421424212 is a wasteful number, since it uses less digits than its factorization.

33421424212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759577838 (or 759577836 counting only the distinct ones).

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

Adding to 33421424212 its reverse (21242412433), we get a palindrome (54663836645).

The spelling of 33421424212 in words is "thirty-three billion, four hundred twenty-one million, four hundred twenty-four thousand, two hundred twelve".