202214220442123 has 4 divisors (see below), whose sum is σ = 202214254363920. Its totient is φ = 202214186520328.

The previous prime is 202214220441991. The next prime is 202214220442211. The reversal of 202214220442123 is 321244022412202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202214220442123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202214220440123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5386063 + ... + 20819176.

It is an arithmetic number, because the mean of its divisors is an integer number (50553563590980).

Almost surely, 2^{202214220442123} is an apocalyptic number.

202214220442123 is a deficient number, since it is larger than the sum of its proper divisors (33921797).

202214220442123 is an equidigital number, since it uses as much as digits as its factorization.

202214220442123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33921796.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 202214220442123 its reverse (321244022412202), we get a palindrome (523458242854325).

The spelling of 202214220442123 in words is "two hundred two trillion, two hundred fourteen billion, two hundred twenty million, four hundred forty-two thousand, one hundred twenty-three".