200221101123 has 4 divisors (see below), whose sum is σ = 266961468168. Its totient is φ = 133480734080.

The previous prime is 200221101121. The next prime is 200221101133. The reversal of 200221101123 is 321101122002.

200221101123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200221101123 - 2¹ = 200221101121 is a prime.

It is a super-2 number, since 2×200221101123² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200221101121) 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 3 ways as a sum of consecutive naturals, for example, 33370183518 + ... + 33370183523.

It is an arithmetic number, because the mean of its divisors is an integer number (66740367042).

Almost surely, 2^200221101123 is an apocalyptic number.

200221101123 is a deficient number, since it is larger than the sum of its proper divisors (66740367045).

200221101123 is an equidigital number, since it uses as much as digits as its factorization.

200221101123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66740367044.

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

Adding to 200221101123 its reverse (321101122002), we get a palindrome (521322223125).

The spelling of 200221101123 in words is "two hundred billion, two hundred twenty-one million, one hundred one thousand, one hundred twenty-three".