221232200103023 has 4 divisors (see below), whose sum is σ = 223512944434080. Its totient is φ = 218951455771968.

The previous prime is 221232200102989. The next prime is 221232200103049. The reversal of 221232200103023 is 320301002232122.

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 221232200103023 - 2¹⁸ = 221232199840879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 221232200103023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221232200109023) 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, 1140372165383 + ... + 1140372165576.

It is an arithmetic number, because the mean of its divisors is an integer number (55878236108520).

Almost surely, 2^{221232200103023} is an apocalyptic number.

221232200103023 is a deficient number, since it is larger than the sum of its proper divisors (2280744331057).

221232200103023 is an equidigital number, since it uses as much as digits as its factorization.

221232200103023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280744331056.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 221232200103023 its reverse (320301002232122), we get a palindrome (541533202335145).

The spelling of 221232200103023 in words is "two hundred twenty-one trillion, two hundred thirty-two billion, two hundred million, one hundred three thousand, twenty-three".