100115226 has 24 divisors (see below), whose sum is σ = 217279764. Its totient is φ = 33315840.

The previous prime is 100115209. The next prime is 100115231. The reversal of 100115226 is 622511001.

It can be written as a sum of positive squares in 2 ways, for example, as 98903025 + 1212201 = 9945^2 + 1101^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 100115199 and 100115208.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7200 + ... + 15876.

Almost surely, 2^100115226 is an apocalyptic number.

100115226 is an abundant number, since it is smaller than the sum of its proper divisors (117164538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100115226 is a wasteful number, since it uses less digits than its factorization.

100115226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9326 (or 9323 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 100115226 is about 10005.7596413266. The cubic root of 100115226 is about 464.3370921695.

Adding to 100115226 its reverse (622511001), we get a palindrome (722626227).

The spelling of 100115226 in words is "one hundred million, one hundred fifteen thousand, two hundred twenty-six".