2243144312040 has 32 divisors (see below), whose sum is σ = 6729432936480. Its totient is φ = 598171816512.

The previous prime is 2243144311999. The next prime is 2243144312053. The reversal of 2243144312040 is 402134413422.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2243144311989 and 2243144312007.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9346434514 + ... + 9346434753.

It is an arithmetic number, because the mean of its divisors is an integer number (210294779265).

Almost surely, 2^{2243144312040} is an apocalyptic number.

2243144312040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243144312040 is an abundant number, since it is smaller than the sum of its proper divisors (4486288624440).

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

2243144312040 is a wasteful number, since it uses less digits than its factorization.

2243144312040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18692869281 (or 18692869277 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 2243144312040 its reverse (402134413422), we get a palindrome (2645278725462).

It can be divided in two parts, 224314 and 4312040, that added together give a palindrome (4536354).

The spelling of 2243144312040 in words is "two trillion, two hundred forty-three billion, one hundred forty-four million, three hundred twelve thousand, forty".