221423141132203 has 4 divisors (see below), whose sum is σ = 221430723886008. Its totient is φ = 221415558378400.

The previous prime is 221423141132177. The next prime is 221423141132209. The reversal of 221423141132203 is 302231141324122.

221423141132203 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 221423141132203 - 2²¹ = 221423139035051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221423141132209) 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, 3791333101 + ... + 3791391502.

It is an arithmetic number, because the mean of its divisors is an integer number (55357680971502).

Almost surely, 2^{221423141132203} is an apocalyptic number.

221423141132203 is a deficient number, since it is larger than the sum of its proper divisors (7582753805).

221423141132203 is an equidigital number, since it uses as much as digits as its factorization.

221423141132203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7582753804.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 221423141132203 its reverse (302231141324122), we get a palindrome (523654282456325).

The spelling of 221423141132203 in words is "two hundred twenty-one trillion, four hundred twenty-three billion, one hundred forty-one million, one hundred thirty-two thousand, two hundred three".