200112002001 has 12 divisors (see below), whose sum is σ = 298374885120. Its totient is φ = 129104517240.

The previous prime is 200112001981. The next prime is 200112002009. The reversal of 200112002001 is 100200211002.

It is not a de Polignac number, because 200112002001 - 2¹⁷ = 200111870929 is a prime.

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 (200112002009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 358623381 + ... + 358623938.

It is an arithmetic number, because the mean of its divisors is an integer number (24864573760).

Almost surely, 2^200112002001 is an apocalyptic number.

It is an amenable number.

200112002001 is a deficient number, since it is larger than the sum of its proper divisors (98262883119).

200112002001 is a wasteful number, since it uses less digits than its factorization.

200112002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717247356 (or 717247353 counting only the distinct ones).

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

Adding to 200112002001 its reverse (100200211002), we get a palindrome (300312213003).

The spelling of 200112002001 in words is "two hundred billion, one hundred twelve million, two thousand, one".