2101133424 has 80 divisors (see below), whose sum is σ = 5981478272. Its totient is φ = 631459584.

The previous prime is 2101133417. The next prime is 2101133473. The reversal of 2101133424 is 4243311012.

It is a self number, because there is not a number n which added to its sum of digits gives 2101133424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12322 + ... + 65985.

Almost surely, 2^2101133424 is an apocalyptic number.

2101133424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2101133424 is an abundant number, since it is smaller than the sum of its proper divisors (3880344848).

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

2101133424 is a wasteful number, since it uses less digits than its factorization.

2101133424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78374 (or 78368 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2101133424 is about 45838.1219510573. The cubic root of 2101133424 is about 1280.8095107195.

Adding to 2101133424 its reverse (4243311012), we get a palindrome (6344444436).

The spelling of 2101133424 in words is "two billion, one hundred one million, one hundred thirty-three thousand, four hundred twenty-four".