11211240223343 has 2 divisors, whose sum is σ = 11211240223344. Its totient is φ = 11211240223342.

The previous prime is 11211240223327. The next prime is 11211240223397. The reversal of 11211240223343 is 34332204211211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11211240223343 - 2⁴ = 11211240223327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11211240226343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605620111671 + 5605620111672.

It is an arithmetic number, because the mean of its divisors is an integer number (5605620111672).

Almost surely, 2^{11211240223343} is an apocalyptic number.

11211240223343 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211240223343 is an equidigital number, since it uses as much as digits as its factorization.

11211240223343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 11211240223343 its reverse (34332204211211), we get a palindrome (45543444434554).

The spelling of 11211240223343 in words is "eleven trillion, two hundred eleven billion, two hundred forty million, two hundred twenty-three thousand, three hundred forty-three".