4021031320423 has 8 divisors (see below), whose sum is σ = 4330467680000. Its totient is φ = 3711612997728.

The previous prime is 4021031320349. The next prime is 4021031320451. The reversal of 4021031320423 is 3240231301204.

4021031320423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 4021031320423 - 2²¹ = 4021029223271 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 (4021031320223) 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, 4044423 + ... + 4939576.

It is an arithmetic number, because the mean of its divisors is an integer number (541308460000).

Almost surely, 2^{4021031320423} is an apocalyptic number.

4021031320423 is a deficient number, since it is larger than the sum of its proper divisors (309436359577).

4021031320423 is a wasteful number, since it uses less digits than its factorization.

4021031320423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9018441.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 4021031320423 its reverse (3240231301204), we get a palindrome (7261262621627).

The spelling of 4021031320423 in words is "four trillion, twenty-one billion, thirty-one million, three hundred twenty thousand, four hundred twenty-three".