11213420122433 has 2 divisors, whose sum is σ = 11213420122434. Its totient is φ = 11213420122432.

The previous prime is 11213420122427. The next prime is 11213420122469. The reversal of 11213420122433 is 33422102431211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8274499630849 + 2938920491584 = 2876543^2 + 1714328^2 .

It is a cyclic number.

It is not a de Polignac number, because 11213420122433 - 2⁴² = 6815373611329 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11213420122396 and 11213420122405.

It is not a weakly prime, because it can be changed into another prime (11213420122733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606710061216 + 5606710061217.

It is an arithmetic number, because the mean of its divisors is an integer number (5606710061217).

Almost surely, 2^{11213420122433} is an apocalyptic number.

It is an amenable number.

11213420122433 is a deficient number, since it is larger than the sum of its proper divisors (1).

11213420122433 is an equidigital number, since it uses as much as digits as its factorization.

11213420122433 is an evil number, because the sum of its binary digits is even.

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

Adding to 11213420122433 its reverse (33422102431211), we get a palindrome (44635522553644).

The spelling of 11213420122433 in words is "eleven trillion, two hundred thirteen billion, four hundred twenty million, one hundred twenty-two thousand, four hundred thirty-three".