200102210111 has 12 divisors (see below), whose sum is σ = 211267941192. Its totient is φ = 189498941424.

The previous prime is 200102210089. The next prime is 200102210173. The reversal of 200102210111 is 111012201002.

It is not a de Polignac number, because 200102210111 - 2¹⁸ = 200101947967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200102210092 and 200102210101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200102212111) 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, 865265 + ... + 1071861.

It is an arithmetic number, because the mean of its divisors is an integer number (17605661766).

Almost surely, 2^200102210111 is an apocalyptic number.

200102210111 is a deficient number, since it is larger than the sum of its proper divisors (11165731081).

200102210111 is a wasteful number, since it uses less digits than its factorization.

200102210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209318 (or 209299 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200102210111 its reverse (111012201002), we get a palindrome (311114411113).

The spelling of 200102210111 in words is "two hundred billion, one hundred two million, two hundred ten thousand, one hundred eleven".