1240222340000 has 720 divisors, whose sum is σ = 3825434844000. Its totient is φ = 393216768000.

The previous prime is 1240222339933. The next prime is 1240222340003. The reversal of 1240222340000 is 432220421.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (1240222340003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 800659226 + ... + 800660774.

It is an arithmetic number, because the mean of its divisors is an integer number (5313103950).

Almost surely, 2^{1240222340000} is an apocalyptic number.

1240222340000 is a gapful number since it is divisible by the number (10) 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 1240222340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1912717422000).

1240222340000 is an abundant number, since it is smaller than the sum of its proper divisors (2585212504000).

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

1240222340000 is a wasteful number, since it uses less digits than its factorization.

1240222340000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655 (or 1625 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 1240222340000 its reverse (432220421), we get a palindrome (1240654560421).

The spelling of 1240222340000 in words is "one trillion, two hundred forty billion, two hundred twenty-two million, three hundred forty thousand".