2241221332340 has 48 divisors (see below), whose sum is σ = 4739447462400. Its totient is φ = 890235827712.

The previous prime is 2241221332309. The next prime is 2241221332391. The reversal of 2241221332340 is 432331221422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3037541 + ... + 3702579.

It is an arithmetic number, because the mean of its divisors is an integer number (98738488800).

Almost surely, 2^{2241221332340} is an apocalyptic number.

2241221332340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2241221332340 is an abundant number, since it is smaller than the sum of its proper divisors (2498226130060).

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

2241221332340 is a wasteful number, since it uses less digits than its factorization.

2241221332340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666224 (or 666222 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 2241221332340 its reverse (432331221422), we get a palindrome (2673552553762).

The spelling of 2241221332340 in words is "two trillion, two hundred forty-one billion, two hundred twenty-one million, three hundred thirty-two thousand, three hundred forty".