2533021113 has 8 divisors (see below), whose sum is σ = 3859841728. Its totient is φ = 1447440624.

The previous prime is 2533021093. The next prime is 2533021121. The reversal of 2533021113 is 3111203352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2533021113 - 2⁹ = 2533020601 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 120620053 = 2533021113 / (2 + 5 + 3 + 3 + 0 + 2 + 1 + 1 + 1 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2533021113.

It is not an unprimeable number, because it can be changed into a prime (2533021133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60310006 + ... + 60310047.

It is an arithmetic number, because the mean of its divisors is an integer number (482480216).

Almost surely, 2^2533021113 is an apocalyptic number.

It is an amenable number.

2533021113 is a deficient number, since it is larger than the sum of its proper divisors (1326820615).

2533021113 is a wasteful number, since it uses less digits than its factorization.

2533021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120620063.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 2533021113 is about 50329.1278783966. The cubic root of 2533021113 is about 1363.1582298662.

Adding to 2533021113 its reverse (3111203352), we get a palindrome (5644224465).

The spelling of 2533021113 in words is "two billion, five hundred thirty-three million, twenty-one thousand, one hundred thirteen".