223322012021 has 8 divisors (see below), whose sum is σ = 226498100544. Its totient is φ = 220146776640.

The previous prime is 223322012003. The next prime is 223322012029. The reversal of 223322012021 is 120210223322.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 223322012021 - 2²² = 223317817717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223322011984 and 223322012002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223322012029) 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, 323501 + ... + 742493.

It is an arithmetic number, because the mean of its divisors is an integer number (28312262568).

Almost surely, 2^223322012021 is an apocalyptic number.

It is an amenable number.

223322012021 is a deficient number, since it is larger than the sum of its proper divisors (3176088523).

223322012021 is an equidigital number, since it uses as much as digits as its factorization.

223322012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426571.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 223322012021 its reverse (120210223322), we get a palindrome (343532235343).

The spelling of 223322012021 in words is "two hundred twenty-three billion, three hundred twenty-two million, twelve thousand, twenty-one".