200110323211221 has 32 divisors (see below), whose sum is σ = 291914376864768. Its totient is φ = 121387238968320.

The previous prime is 200110323211181. The next prime is 200110323211261. The reversal of 200110323211221 is 122112323011002.

It is an interprime number because it is at equal distance from previous prime (200110323211181) and next prime (200110323211261).

It is not a de Polignac number, because 200110323211221 - 2⁹ = 200110323210709 is a prime.

It is a super-2 number, since 2×200110323211221² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200110323211261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61900170 + ... + 65052683.

It is an arithmetic number, because the mean of its divisors is an integer number (9122324277024).

Almost surely, 2^{200110323211221} is an apocalyptic number.

It is an amenable number.

200110323211221 is a deficient number, since it is larger than the sum of its proper divisors (91804053653547).

200110323211221 is a wasteful number, since it uses less digits than its factorization.

200110323211221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126953901.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 200110323211221 its reverse (122112323011002), we get a palindrome (322222646222223).

The spelling of 200110323211221 in words is "two hundred trillion, one hundred ten billion, three hundred twenty-three million, two hundred eleven thousand, two hundred twenty-one".