23220142321243 has 64 divisors (see below), whose sum is σ = 28397313884160. Its totient is φ = 18533787697152.

The previous prime is 23220142321237. The next prime is 23220142321247. The reversal of 23220142321243 is 34212324102232.

It is not a de Polignac number, because 23220142321243 - 2¹⁷ = 23220142190171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23220142321247) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12397298755 + ... + 12397300627.

It is an arithmetic number, because the mean of its divisors is an integer number (443708029440).

Almost surely, 2^{23220142321243} is an apocalyptic number.

23220142321243 is a deficient number, since it is larger than the sum of its proper divisors (5177171562917).

23220142321243 is a wasteful number, since it uses less digits than its factorization.

23220142321243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3836.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 23220142321243 its reverse (34212324102232), we get a palindrome (57432466423475).

The spelling of 23220142321243 in words is "twenty-three trillion, two hundred twenty billion, one hundred forty-two million, three hundred twenty-one thousand, two hundred forty-three".