200110123221 has 8 divisors (see below), whose sum is σ = 267189824160. Its totient is φ = 133218585552.

The previous prime is 200110123183. The next prime is 200110123229. The reversal of 200110123221 is 122321011002.

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

It is not a de Polignac number, because 200110123221 - 2⁷ = 200110123093 is a prime.

It is a super-2 number, since 2×200110123221² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200110123221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200110123229) 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, 47038335 + ... + 47042588.

It is an arithmetic number, because the mean of its divisors is an integer number (33398728020).

Almost surely, 2^200110123221 is an apocalyptic number.

It is an amenable number.

200110123221 is a deficient number, since it is larger than the sum of its proper divisors (67079700939).

200110123221 is an equidigital number, since it uses as much as digits as its factorization.

200110123221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94081635.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 200110123221 its reverse (122321011002), we get a palindrome (322431134223).

The spelling of 200110123221 in words is "two hundred billion, one hundred ten million, one hundred twenty-three thousand, two hundred twenty-one".