223021420323 has 32 divisors (see below), whose sum is σ = 322796952576. Its totient is φ = 136147746048.

The previous prime is 223021420313. The next prime is 223021420327. The reversal of 223021420323 is 323024120322.

It is not a de Polignac number, because 223021420323 - 2⁹ = 223021419811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223021420293 and 223021420302.

It is not an unprimeable number, because it can be changed into a prime (223021420327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8123686 + ... + 8151092.

It is an arithmetic number, because the mean of its divisors is an integer number (10087404768).

Almost surely, 2^223021420323 is an apocalyptic number.

223021420323 is a deficient number, since it is larger than the sum of its proper divisors (99775532253).

223021420323 is a wasteful number, since it uses less digits than its factorization.

223021420323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29083.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 223021420323 its reverse (323024120322), we get a palindrome (546045540645).

The spelling of 223021420323 in words is "two hundred twenty-three billion, twenty-one million, four hundred twenty thousand, three hundred twenty-three".