2243101023440 has 160 divisors (see below), whose sum is σ = 5418276779520. Its totient is φ = 862982443008.

The previous prime is 2243101023421. The next prime is 2243101023463. The reversal of 2243101023440 is 443201013422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163974521 + ... + 163988199.

It is an arithmetic number, because the mean of its divisors is an integer number (33864229872).

Almost surely, 2^{2243101023440} is an apocalyptic number.

2243101023440 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 2243101023440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2709138389760).

2243101023440 is an abundant number, since it is smaller than the sum of its proper divisors (3175175756080).

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

2243101023440 is a wasteful number, since it uses less digits than its factorization.

2243101023440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14461 (or 14455 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2243101023440 its reverse (443201013422), we get a palindrome (2686302036862).

The spelling of 2243101023440 in words is "two trillion, two hundred forty-three billion, one hundred one million, twenty-three thousand, four hundred forty".