2211423443120 has 20 divisors (see below), whose sum is σ = 5141559505440. Its totient is φ = 884569377216.

The previous prime is 2211423443071. The next prime is 2211423443123. The reversal of 2211423443120 is 213443241122.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (2211423443123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13821396440 + ... + 13821396599.

It is an arithmetic number, because the mean of its divisors is an integer number (257077975272).

Almost surely, 2^{2211423443120} is an apocalyptic number.

2211423443120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2211423443120 is an abundant number, since it is smaller than the sum of its proper divisors (2930136062320).

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

2211423443120 is a wasteful number, since it uses less digits than its factorization.

2211423443120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27642793052 (or 27642793046 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 2211423443120 its reverse (213443241122), we get a palindrome (2424866684242).

The spelling of 2211423443120 in words is "two trillion, two hundred eleven billion, four hundred twenty-three million, four hundred forty-three thousand, one hundred twenty".