200011401 has 6 divisors (see below), whose sum is σ = 288905370. Its totient is φ = 133340928.

The previous prime is 200011393. The next prime is 200011417. The reversal of 200011401 is 104110002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 193766400 + 6245001 = 13920^2 + 2499^2 .

It is not a de Polignac number, because 200011401 - 2³ = 200011393 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: 22223489 = 200011401 / (2 + 0 + 0 + 0 + 1 + 1 + 4 + 0 + 1).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200011481) 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, 11111736 + ... + 11111753.

It is an arithmetic number, because the mean of its divisors is an integer number (48150895).

Almost surely, 2^200011401 is an apocalyptic number.

It is an amenable number.

200011401 is a deficient number, since it is larger than the sum of its proper divisors (88893969).

200011401 is a wasteful number, since it uses less digits than its factorization.

200011401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22223495 (or 22223492 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 200011401 is about 14142.5387042072. The cubic root of 200011401 is about 584.8146596735.

Adding to 200011401 its reverse (104110002), we get a palindrome (304121403).

The spelling of 200011401 in words is "two hundred million, eleven thousand, four hundred one".