2102501516 has 12 divisors (see below), whose sum is σ = 3683075088. Its totient is φ = 1050194352.

The previous prime is 2102501491. The next prime is 2102501519. The reversal of 2102501516 is 6151052012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2102501491 and 2102501500.

It is not an unprimeable number, because it can be changed into a prime (2102501519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259616 + ... + 267591.

It is an arithmetic number, because the mean of its divisors is an integer number (306922924).

Almost surely, 2^2102501516 is an apocalyptic number.

It is an amenable number.

2102501516 is a deficient number, since it is larger than the sum of its proper divisors (1580573572).

2102501516 is a wasteful number, since it uses less digits than its factorization.

2102501516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528208 (or 528206 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 2102501516 is about 45853.0426035176. The cubic root of 2102501516 is about 1281.0874377104.

Adding to 2102501516 its reverse (6151052012), we get a palindrome (8253553528).

The spelling of 2102501516 in words is "two billion, one hundred two million, five hundred one thousand, five hundred sixteen".