100012516 has 12 divisors (see below), whose sum is σ = 175119532. Its totient is φ = 49978368.

The previous prime is 100012481. The next prime is 100012519. The reversal of 100012516 is 615210001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39639616 + 60372900 = 6296^2 + 7770^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100012516.

It is not an unprimeable number, because it can be changed into a prime (100012519) 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, 2536 + ... + 14368.

Almost surely, 2^100012516 is an apocalyptic number.

It is an amenable number.

100012516 is a deficient number, since it is larger than the sum of its proper divisors (75107016).

100012516 is a wasteful number, since it uses less digits than its factorization.

100012516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13950 (or 13948 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 100012516 is about 10000.6257804199. The cubic root of 100012516 is about 464.1782472621.

Adding to 100012516 its reverse (615210001), we get a palindrome (715222517).

The spelling of 100012516 in words is "one hundred million, twelve thousand, five hundred sixteen".