200111222001 has 32 divisors (see below), whose sum is σ = 297515064960. Its totient is φ = 118897099776.

The previous prime is 200111221943. The next prime is 200111222009. The reversal of 200111222001 is 100222111002.

It is not a de Polignac number, because 200111222001 - 2¹⁹ = 200110697713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200111222009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2121495 + ... + 2213811.

It is an arithmetic number, because the mean of its divisors is an integer number (9297345780).

Almost surely, 2^200111222001 is an apocalyptic number.

It is an amenable number.

200111222001 is a deficient number, since it is larger than the sum of its proper divisors (97403842959).

200111222001 is a wasteful number, since it uses less digits than its factorization.

200111222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94593.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200111222001 its reverse (100222111002), we get a palindrome (300333333003).

The spelling of 200111222001 in words is "two hundred billion, one hundred eleven million, two hundred twenty-two thousand, one".