223023303021 has 8 divisors (see below), whose sum is σ = 297710582560. Its totient is φ = 148509112752.

The previous prime is 223023302993. The next prime is 223023303047. The reversal of 223023303021 is 120303320322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 223023303021 - 2¹⁷ = 223023171949 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 (223023303071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43269310 + ... + 43274463.

It is an arithmetic number, because the mean of its divisors is an integer number (37213822820).

Almost surely, 2^223023303021 is an apocalyptic number.

It is an amenable number.

223023303021 is a deficient number, since it is larger than the sum of its proper divisors (74687279539).

223023303021 is an equidigital number, since it uses as much as digits as its factorization.

223023303021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86544635.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 223023303021 its reverse (120303320322), we get a palindrome (343326623343).

The spelling of 223023303021 in words is "two hundred twenty-three billion, twenty-three million, three hundred three thousand, twenty-one".