11420323122203 has 2 divisors, whose sum is σ = 11420323122204. Its totient is φ = 11420323122202.

The previous prime is 11420323122199. The next prime is 11420323122239. The reversal of 11420323122203 is 30222132302411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11420323122203 - 2² = 11420323122199 is a prime.

It is not a weakly prime, because it can be changed into another prime (11420323122253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710161561101 + 5710161561102.

It is an arithmetic number, because the mean of its divisors is an integer number (5710161561102).

Almost surely, 2^{11420323122203} is an apocalyptic number.

11420323122203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11420323122203 is an equidigital number, since it uses as much as digits as its factorization.

11420323122203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 11420323122203 its reverse (30222132302411), we get a palindrome (41642455424614).

The spelling of 11420323122203 in words is "eleven trillion, four hundred twenty billion, three hundred twenty-three million, one hundred twenty-two thousand, two hundred three".