11220022431427 has 2 divisors, whose sum is σ = 11220022431428. Its totient is φ = 11220022431426.

The previous prime is 11220022431403. The next prime is 11220022431433. The reversal of 11220022431427 is 72413422002211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11220022431427 - 2¹⁵ = 11220022398659 is a prime.

It is not a weakly prime, because it can be changed into another prime (11220022431437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610011215713 + 5610011215714.

It is an arithmetic number, because the mean of its divisors is an integer number (5610011215714).

Almost surely, 2^{11220022431427} is an apocalyptic number.

11220022431427 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220022431427 is an equidigital number, since it uses as much as digits as its factorization.

11220022431427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 11220022431427 its reverse (72413422002211), we get a palindrome (83633444433638).

The spelling of 11220022431427 in words is "eleven trillion, two hundred twenty billion, twenty-two million, four hundred thirty-one thousand, four hundred twenty-seven".