42120002133 has 16 divisors (see below), whose sum is σ = 68072731200. Its totient is φ = 25527273840.

The previous prime is 42120002083. The next prime is 42120002147. The reversal of 42120002133 is 33120002124.

42120002133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42120002133 - 2⁶ = 42120002069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42120002933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70908798 + ... + 70909391.

It is an arithmetic number, because the mean of its divisors is an integer number (4254545700).

Almost surely, 2^42120002133 is an apocalyptic number.

It is an amenable number.

42120002133 is a deficient number, since it is larger than the sum of its proper divisors (25952729067).

42120002133 is a wasteful number, since it uses less digits than its factorization.

42120002133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141818209 (or 141818203 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 42120002133 its reverse (33120002124), we get a palindrome (75240004257).

Subtracting from 42120002133 its reverse (33120002124), we obtain a palindrome (9000000009).

The spelling of 42120002133 in words is "forty-two billion, one hundred twenty million, two thousand, one hundred thirty-three".