200122011221 has 8 divisors (see below), whose sum is σ = 231156975744. Its totient is φ = 171227389120.

The previous prime is 200122011197. The next prime is 200122011241. The reversal of 200122011221 is 122110221002.

200122011221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-200122011221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200122011196 and 200122011205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122011241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 535085405 + ... + 535085778.

It is an arithmetic number, because the mean of its divisors is an integer number (28894621968).

Almost surely, 2^200122011221 is an apocalyptic number.

It is an amenable number.

200122011221 is a deficient number, since it is larger than the sum of its proper divisors (31034964523).

200122011221 is a wasteful number, since it uses less digits than its factorization.

200122011221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070171211.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200122011221 its reverse (122110221002), we get a palindrome (322232232223).

The spelling of 200122011221 in words is "two hundred billion, one hundred twenty-two million, eleven thousand, two hundred twenty-one".