2423223142340 has 288 divisors, whose sum is σ = 6952458223872. Its totient is φ = 690281856000.

The previous prime is 2423223142313. The next prime is 2423223142343. The reversal of 2423223142340 is 432413223242.

It is a junction number, because it is equal to n+sod(n) for n = 2423223142297 and 2423223142306.

It is not an unprimeable number, because it can be changed into a prime (2423223142343) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22187747 + ... + 22296693.

It is an arithmetic number, because the mean of its divisors is an integer number (24140479944).

Almost surely, 2^{2423223142340} is an apocalyptic number.

2423223142340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2423223142340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3476229111936).

2423223142340 is an abundant number, since it is smaller than the sum of its proper divisors (4529235081532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2423223142340 is a wasteful number, since it uses less digits than its factorization.

2423223142340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109099 (or 109086 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2423223142340 its reverse (432413223242), we get a palindrome (2855636365582).

The spelling of 2423223142340 in words is "two trillion, four hundred twenty-three billion, two hundred twenty-three million, one hundred forty-two thousand, three hundred forty".