200201001111 has 16 divisors (see below), whose sum is σ = 296744025600. Its totient is φ = 133399856664.

The previous prime is 200201001107. The next prime is 200201001157. The reversal of 200201001111 is 111100102002.

It is a happy number.

It is not a de Polignac number, because 200201001111 - 2² = 200201001107 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 200201001093 and 200201001102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200201001101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1819951 + ... + 1926816.

It is an arithmetic number, because the mean of its divisors is an integer number (18546501600).

Almost surely, 2^200201001111 is an apocalyptic number.

200201001111 is a deficient number, since it is larger than the sum of its proper divisors (96543024489).

200201001111 is a wasteful number, since it uses less digits than its factorization.

200201001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748755 (or 3748749 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 200201001111 its reverse (111100102002), we get a palindrome (311301103113).

The spelling of 200201001111 in words is "two hundred billion, two hundred one million, one thousand, one hundred eleven".