2101352253 has 96 divisors (see below), whose sum is σ = 3983016960. Its totient is φ = 954270720.

The previous prime is 2101352203. The next prime is 2101352263. The reversal of 2101352253 is 3522531012.

It is a happy number.

It is not a de Polignac number, because 2101352253 - 2²¹ = 2099255101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101352203) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 740325 + ... + 743157.

It is an arithmetic number, because the mean of its divisors is an integer number (41489760).

Almost surely, 2^2101352253 is an apocalyptic number.

It is an amenable number.

2101352253 is a deficient number, since it is larger than the sum of its proper divisors (1881664707).

2101352253 is a wasteful number, since it uses less digits than its factorization.

2101352253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2899 (or 2886 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2101352253 is about 45840.5088649766. The cubic root of 2101352253 is about 1280.8539737906.

Adding to 2101352253 its reverse (3522531012), we get a palindrome (5623883265).

The spelling of 2101352253 in words is "two billion, one hundred one million, three hundred fifty-two thousand, two hundred fifty-three".