2221013004340 has 48 divisors (see below), whose sum is σ = 5023633450752. Its totient is φ = 819947627136.

The previous prime is 2221013004289. The next prime is 2221013004347. The reversal of 2221013004340 is 434003101222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221013004347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1191397 + ... + 2421043.

It is an arithmetic number, because the mean of its divisors is an integer number (104659030224).

Almost surely, 2^{2221013004340} is an apocalyptic number.

2221013004340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2221013004340 is an abundant number, since it is smaller than the sum of its proper divisors (2802620446412).

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

2221013004340 is a wasteful number, since it uses less digits than its factorization.

2221013004340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236616 (or 1236614 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2221013004340 its reverse (434003101222), we get a palindrome (2655016105562).

The spelling of 2221013004340 in words is "two trillion, two hundred twenty-one billion, thirteen million, four thousand, three hundred forty".