2103152511 has 4 divisors (see below), whose sum is σ = 2804203352. Its totient is φ = 1402101672.

The previous prime is 2103152509. The next prime is 2103152531. The reversal of 2103152511 is 1152513012.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2103152511 - 2¹ = 2103152509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103152531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350525416 + ... + 350525421.

It is an arithmetic number, because the mean of its divisors is an integer number (701050838).

Almost surely, 2^2103152511 is an apocalyptic number.

2103152511 is a deficient number, since it is larger than the sum of its proper divisors (701050841).

2103152511 is an equidigital number, since it uses as much as digits as its factorization.

2103152511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701050840.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 2103152511 is about 45860.1407651568. The cubic root of 2103152511 is about 1281.2196445840.

Adding to 2103152511 its reverse (1152513012), we get a palindrome (3255665523).

The spelling of 2103152511 in words is "two billion, one hundred three million, one hundred fifty-two thousand, five hundred eleven".