4223303131021 has 16 divisors (see below), whose sum is σ = 4952638051200. Its totient is φ = 3565899384768.

The previous prime is 4223303130971. The next prime is 4223303131027. The reversal of 4223303131021 is 1201313033224.

It is a cyclic number.

It is not a de Polignac number, because 4223303131021 - 2²⁹ = 4222766260109 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 (4223303131027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294792721 + ... + 294807046.

It is an arithmetic number, because the mean of its divisors is an integer number (309539878200).

Almost surely, 2^{4223303131021} is an apocalyptic number.

It is an amenable number.

4223303131021 is a deficient number, since it is larger than the sum of its proper divisors (729334920179).

4223303131021 is a wasteful number, since it uses less digits than its factorization.

4223303131021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589599828.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 4223303131021 its reverse (1201313033224), we get a palindrome (5424616164245).

The spelling of 4223303131021 in words is "four trillion, two hundred twenty-three billion, three hundred three million, one hundred thirty-one thousand, twenty-one".