2211211134343 has 12 divisors (see below), whose sum is σ = 2218063117032. Its totient is φ = 2204378911680.

The previous prime is 2211211134323. The next prime is 2211211134389. The reversal of 2211211134343 is 3434311121122.

It is a de Polignac number, because none of the positive numbers 2^k-2211211134343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211211134313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266696028 + ... + 266704318.

It is an arithmetic number, because the mean of its divisors is an integer number (184838593086).

Almost surely, 2^{2211211134343} is an apocalyptic number.

2211211134343 is a deficient number, since it is larger than the sum of its proper divisors (6851982689).

2211211134343 is an frugal number, since it uses more digits than its factorization.

2211211134343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10482 (or 10025 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

Adding to 2211211134343 its reverse (3434311121122), we get a palindrome (5645522255465).

The spelling of 2211211134343 in words is "two trillion, two hundred eleven billion, two hundred eleven million, one hundred thirty-four thousand, three hundred forty-three".