100200986 has 4 divisors (see below), whose sum is σ = 150301482. Its totient is φ = 50100492.

The previous prime is 100200967. The next prime is 100201037. The reversal of 100200986 is 689002001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 689002001 = 31 ⋅22225871.

It can be written as a sum of positive squares in only one way, i.e., 80442961 + 19758025 = 8969^2 + 4445^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25050245 + ... + 25050248.

Almost surely, 2^100200986 is an apocalyptic number.

100200986 is a deficient number, since it is larger than the sum of its proper divisors (50100496).

100200986 is an equidigital number, since it uses as much as digits as its factorization.

100200986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50100495.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 100200986 is about 10010.0442556464. The cubic root of 100200986 is about 464.4696400528.

Adding to 100200986 its reverse (689002001), we get a palindrome (789202987).

The spelling of 100200986 in words is "one hundred million, two hundred thousand, nine hundred eighty-six".