2221211214343 has 4 divisors (see below), whose sum is σ = 2423139506568. Its totient is φ = 2019282922120.

The previous prime is 2221211214301. The next prime is 2221211214373. The reversal of 2221211214343 is 3434121121222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2221211214343 - 2¹⁷ = 2221211083271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221211214373) 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, 100964146096 + ... + 100964146117.

It is an arithmetic number, because the mean of its divisors is an integer number (605784876642).

Almost surely, 2^{2221211214343} is an apocalyptic number.

2221211214343 is a deficient number, since it is larger than the sum of its proper divisors (201928292225).

2221211214343 is a wasteful number, since it uses less digits than its factorization.

2221211214343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201928292224.

The product of its digits is 4608, while the sum is 28.

Adding to 2221211214343 its reverse (3434121121222), we get a palindrome (5655332335565).

The spelling of 2221211214343 in words is "two trillion, two hundred twenty-one billion, two hundred eleven million, two hundred fourteen thousand, three hundred forty-three".