33420243100 has 18 divisors (see below), whose sum is σ = 72521927744. Its totient is φ = 13368097200.

The previous prime is 33420243089. The next prime is 33420243113. The reversal of 33420243100 is 134202433.

It is a happy number.

It is a super-2 number, since 2×33420243100² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 167101116 + ... + 167101315.

Almost surely, 2^33420243100 is an apocalyptic number.

It is an amenable number.

33420243100 is an abundant number, since it is smaller than the sum of its proper divisors (39101684644).

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

33420243100 is a wasteful number, since it uses less digits than its factorization.

33420243100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334202445 (or 334202438 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 33420243100 its reverse (134202433), we get a palindrome (33554445533).

The spelling of 33420243100 in words is "thirty-three billion, four hundred twenty million, two hundred forty-three thousand, one hundred".