200113101 has 6 divisors (see below), whose sum is σ = 289052270. Its totient is φ = 133408728.

The previous prime is 200113097. The next prime is 200113117. The reversal of 200113101 is 101311002.

It can be written as a sum of positive squares in only one way, i.e., 188375625 + 11737476 = 13725^2 + 3426^2 .

It is not a de Polignac number, because 200113101 - 2² = 200113097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 22234789 = 200113101 / (2 + 0 + 0 + 1 + 1 + 3 + 1 + 0 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200113181) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11117386 + ... + 11117403.

Almost surely, 2^200113101 is an apocalyptic number.

It is an amenable number.

200113101 is a deficient number, since it is larger than the sum of its proper divisors (88939169).

200113101 is a wasteful number, since it uses less digits than its factorization.

200113101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22234795 (or 22234792 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 200113101 is about 14146.1337827691. The cubic root of 200113101 is about 584.9137633127.

Adding to 200113101 its reverse (101311002), we get a palindrome (301424103).

The spelling of 200113101 in words is "two hundred million, one hundred thirteen thousand, one hundred one".