22120221412343 has 16 divisors (see below), whose sum is σ = 23858918156640. Its totient is φ = 20439253324800.

The previous prime is 22120221412319. The next prime is 22120221412349. The reversal of 22120221412343 is 34321412202122.

It is a cyclic number.

It is not a de Polignac number, because 22120221412343 - 2⁶ = 22120221412279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120221412349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1070498 + ... + 6736943.

It is an arithmetic number, because the mean of its divisors is an integer number (1491182384790).

Almost surely, 2^{22120221412343} is an apocalyptic number.

22120221412343 is a deficient number, since it is larger than the sum of its proper divisors (1738696744297).

22120221412343 is a wasteful number, since it uses less digits than its factorization.

22120221412343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7811138.

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

Adding to 22120221412343 its reverse (34321412202122), we get a palindrome (56441633614465).

The spelling of 22120221412343 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-one million, four hundred twelve thousand, three hundred forty-three".