200111010102221 has 4 divisors (see below), whose sum is σ = 203097741596352. Its totient is φ = 197124278608092.

The previous prime is 200111010102167. The next prime is 200111010102253. The reversal of 200111010102221 is 122201010111002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200111010102221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200111010102196 and 200111010102205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200111010102121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1493365746965 + ... + 1493365747098.

It is an arithmetic number, because the mean of its divisors is an integer number (50774435399088).

Almost surely, 2^{200111010102221} is an apocalyptic number.

It is an amenable number.

200111010102221 is a deficient number, since it is larger than the sum of its proper divisors (2986731494131).

200111010102221 is an equidigital number, since it uses as much as digits as its factorization.

200111010102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986731494130.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200111010102221 its reverse (122201010111002), we get a palindrome (322312020213223).

The spelling of 200111010102221 in words is "two hundred trillion, one hundred eleven billion, ten million, one hundred two thousand, two hundred twenty-one".