200112001011 has 56 divisors (see below), whose sum is σ = 323400425040. Its totient is φ = 123035184576.

The previous prime is 200112001007. The next prime is 200112001087. The reversal of 200112001011 is 110100211002.

It is a happy number.

It is not a de Polignac number, because 200112001011 - 2² = 200112001007 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 = 200112000984 and 200112001002.

It is not an unprimeable number, because it can be changed into a prime (200112001211) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 11240305 + ... + 11258093.

It is an arithmetic number, because the mean of its divisors is an integer number (5775007590).

Almost surely, 2^200112001011 is an apocalyptic number.

200112001011 is a deficient number, since it is larger than the sum of its proper divisors (123288424029).

200112001011 is a wasteful number, since it uses less digits than its factorization.

200112001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19007 (or 18992 counting only the distinct ones).

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

Adding to 200112001011 its reverse (110100211002), we get a palindrome (310212212013).

The spelling of 200112001011 in words is "two hundred billion, one hundred twelve million, one thousand, eleven".