221000000200197 has 16 divisors (see below), whose sum is σ = 295862694361920. Its totient is φ = 146735407280000.

The previous prime is 221000000200139. The next prime is 221000000200201. The reversal of 221000000200197 is 791002000000122.

221000000200197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 221000000200197 - 2¹⁴ = 221000000183813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221000000207197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 828072 + ... + 21040097.

It is an arithmetic number, because the mean of its divisors is an integer number (18491418397620).

Almost surely, 2^{221000000200197} is an apocalyptic number.

It is an amenable number.

221000000200197 is a deficient number, since it is larger than the sum of its proper divisors (74862694161723).

221000000200197 is a wasteful number, since it uses less digits than its factorization.

221000000200197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21881844.

The product of its (nonzero) digits is 504, while the sum is 24.

The spelling of 221000000200197 in words is "two hundred twenty-one trillion, two hundred thousand, one hundred ninety-seven".