220003212031223 has 4 divisors (see below), whose sum is σ = 220009773644640. Its totient is φ = 219996650417808.

The previous prime is 220003212031219. The next prime is 220003212031241. The reversal of 220003212031223 is 322130212300022.

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 220003212031223 - 2² = 220003212031219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220003212037223) 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, 3280756415 + ... + 3280823472.

It is an arithmetic number, because the mean of its divisors is an integer number (55002443411160).

Almost surely, 2^{220003212031223} is an apocalyptic number.

220003212031223 is a deficient number, since it is larger than the sum of its proper divisors (6561613417).

220003212031223 is an equidigital number, since it uses as much as digits as its factorization.

220003212031223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6561613416.

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

Adding to 220003212031223 its reverse (322130212300022), we get a palindrome (542133424331245).

The spelling of 220003212031223 in words is "two hundred twenty trillion, three billion, two hundred twelve million, thirty-one thousand, two hundred twenty-three".