223223052021 has 8 divisors (see below), whose sum is σ = 297900577920. Its totient is φ = 148680447072.

The previous prime is 223223052011. The next prime is 223223052043. The reversal of 223223052021 is 120250322322.

It is a happy number.

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

It is not a de Polignac number, because 223223052021 - 2³⁰ = 222149310197 is a prime.

It is a super-3 number, since 3×223223052021³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223223051982 and 223223052000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223223052011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33726376 + ... + 33732993.

It is an arithmetic number, because the mean of its divisors is an integer number (37237572240).

Almost surely, 2^223223052021 is an apocalyptic number.

It is an amenable number.

223223052021 is a deficient number, since it is larger than the sum of its proper divisors (74677525899).

223223052021 is a wasteful number, since it uses less digits than its factorization.

223223052021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67460475.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 223223052021 its reverse (120250322322), we get a palindrome (343473374343).

The spelling of 223223052021 in words is "two hundred twenty-three billion, two hundred twenty-three million, fifty-two thousand, twenty-one".