200111012201221 has 8 divisors (see below), whose sum is σ = 218305987200000. Its totient is φ = 181916548002240.

The previous prime is 200111012201147. The next prime is 200111012201239. The reversal of 200111012201221 is 122102210111002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200111012201221 - 2¹¹ = 200111012199173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200111012201195 and 200111012201204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200111012201281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126880581 + ... + 128448058.

It is an arithmetic number, because the mean of its divisors is an integer number (27288248400000).

Almost surely, 2^{200111012201221} is an apocalyptic number.

It is an amenable number.

200111012201221 is a deficient number, since it is larger than the sum of its proper divisors (18194974998779).

200111012201221 is a wasteful number, since it uses less digits than its factorization.

200111012201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255399899.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200111012201221 its reverse (122102210111002), we get a palindrome (322213222312223).

The spelling of 200111012201221 in words is "two hundred trillion, one hundred eleven billion, twelve million, two hundred one thousand, two hundred twenty-one".