33430442100 has 72 divisors (see below), whose sum is σ = 105518642208. Its totient is φ = 8104348800.

The previous prime is 33430442011. The next prime is 33430442137. The reversal of 33430442100 is 124403433.

It is a super-2 number, since 2×33430442100² (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 23 ways as a sum of consecutive naturals, for example, 5061919 + ... + 5068518.

Almost surely, 2^33430442100 is an apocalyptic number.

33430442100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33430442100 is an abundant number, since it is smaller than the sum of its proper divisors (72088200108).

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

33430442100 is a wasteful number, since it uses less digits than its factorization.

33430442100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10130465 (or 10130458 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 33430442100 its reverse (124403433), we get a palindrome (33554845533).

The spelling of 33430442100 in words is "thirty-three billion, four hundred thirty million, four hundred forty-two thousand, one hundred".