100244091 has 8 divisors (see below), whose sum is σ = 136502784. Its totient is φ = 65407400.

The previous prime is 100244077. The next prime is 100244099. The reversal of 100244091 is 190442001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100244091 - 2⁵ = 100244059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100244099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355335 + ... + 355616.

It is an arithmetic number, because the mean of its divisors is an integer number (17062848).

Almost surely, 2^100244091 is an apocalyptic number.

100244091 is a deficient number, since it is larger than the sum of its proper divisors (36258693).

100244091 is an equidigital number, since it uses as much as digits as its factorization.

100244091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711001.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 100244091 is about 10012.1971115235. The cubic root of 100244091 is about 464.5362331886.

Adding to 100244091 its reverse (190442001), we get a palindrome (290686092).

The spelling of 100244091 in words is "one hundred million, two hundred forty-four thousand, ninety-one".