200011131 has 24 divisors (see below), whose sum is σ = 295866480. Its totient is φ = 130161600.

The previous prime is 200011129. The next prime is 200011169. The reversal of 200011131 is 131110002.

It is not a de Polignac number, because 200011131 - 2¹ = 200011129 is a prime.

It is a super-2 number, since 2×200011131² = 80008905047798322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (200011631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75001 + ... + 77621.

It is an arithmetic number, because the mean of its divisors is an integer number (12327770).

Almost surely, 2^200011131 is an apocalyptic number.

200011131 is a deficient number, since it is larger than the sum of its proper divisors (95855349).

200011131 is a wasteful number, since it uses less digits than its factorization.

200011131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827 (or 2824 counting only the distinct ones).

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

The square root of 200011131 is about 14142.5291585346. The cubic root of 200011131 is about 584.8143965218.

Adding to 200011131 its reverse (131110002), we get a palindrome (331121133).

It can be divided in two parts, 2000 and 11131, that added together give a palindrome (13131).

The spelling of 200011131 in words is "two hundred million, eleven thousand, one hundred thirty-one".