423101320443 has 24 divisors (see below), whose sum is σ = 619080246720. Its totient is φ = 278408033280.

The previous prime is 423101320429. The next prime is 423101320459. The reversal of 423101320443 is 344023101324.

It is not a de Polignac number, because 423101320443 - 2²⁸ = 422832884987 is a prime.

It is a super-2 number, since 2×423101320443² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (423101320423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2168155 + ... + 2355227.

It is an arithmetic number, because the mean of its divisors is an integer number (25795010280).

Almost surely, 2^423101320443 is an apocalyptic number.

423101320443 is a deficient number, since it is larger than the sum of its proper divisors (195978926277).

423101320443 is a wasteful number, since it uses less digits than its factorization.

423101320443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190339 (or 190336 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 423101320443 its reverse (344023101324), we get a palindrome (767124421767).

The spelling of 423101320443 in words is "four hundred twenty-three billion, one hundred one million, three hundred twenty thousand, four hundred forty-three".