200091101 has 4 divisors (see below), whose sum is σ = 228675552. Its totient is φ = 171506652.

The previous prime is 200090977. The next prime is 200091137. The reversal of 200091101 is 101190002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200091101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200091161) 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, 14292215 + ... + 14292228.

It is an arithmetic number, because the mean of its divisors is an integer number (57168888).

Almost surely, 2^200091101 is an apocalyptic number.

It is an amenable number.

200091101 is a deficient number, since it is larger than the sum of its proper divisors (28584451).

200091101 is an equidigital number, since it uses as much as digits as its factorization.

200091101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28584450.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 200091101 is about 14145.3561637733. The cubic root of 200091101 is about 584.8923278107.

The spelling of 200091101 in words is "two hundred million, ninety-one thousand, one hundred one".