2212243111391 has 2 divisors, whose sum is σ = 2212243111392. Its totient is φ = 2212243111390.

The previous prime is 2212243111381. The next prime is 2212243111439. The reversal of 2212243111391 is 1931113422122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212243111391 is a prime.

It is a super-3 number, since 3×2212243111391³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212243111381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106121555695 + 1106121555696.

It is an arithmetic number, because the mean of its divisors is an integer number (1106121555696).

Almost surely, 2^{2212243111391} is an apocalyptic number.

2212243111391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212243111391 is an equidigital number, since it uses as much as digits as its factorization.

2212243111391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The spelling of 2212243111391 in words is "two trillion, two hundred twelve billion, two hundred forty-three million, one hundred eleven thousand, three hundred ninety-one".