221000200113 has 32 divisors (see below), whose sum is σ = 367404871680. Its totient is φ = 114796575360.

The previous prime is 221000200111. The next prime is 221000200181. The reversal of 221000200113 is 311002000122.

It is not a de Polignac number, because 221000200113 - 2¹ = 221000200111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221000200111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3958648 + ... + 4014086.

It is an arithmetic number, because the mean of its divisors is an integer number (11481402240).

Almost surely, 2^221000200113 is an apocalyptic number.

It is an amenable number.

221000200113 is a deficient number, since it is larger than the sum of its proper divisors (146404671567).

221000200113 is a wasteful number, since it uses less digits than its factorization.

221000200113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72717.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 221000200113 its reverse (311002000122), we get a palindrome (532002200235).

Subtracting 221000200113 from its reverse (311002000122), we obtain a square (90001800009 = 300003²).

The spelling of 221000200113 in words is "two hundred twenty-one billion, two hundred thousand, one hundred thirteen".