11220331022377 has 2 divisors, whose sum is σ = 11220331022378. Its totient is φ = 11220331022376.

The previous prime is 11220331022291. The next prime is 11220331022401. The reversal of 11220331022377 is 77322013302211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10167960748176 + 1052370274201 = 3188724^2 + 1025851^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220331022377 - 2¹¹ = 11220331020329 is a prime.

It is not a weakly prime, because it can be changed into another prime (11220331020377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610165511188 + 5610165511189.

It is an arithmetic number, because the mean of its divisors is an integer number (5610165511189).

Almost surely, 2^{11220331022377} is an apocalyptic number.

It is an amenable number.

11220331022377 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220331022377 is an equidigital number, since it uses as much as digits as its factorization.

11220331022377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 34.

Adding to 11220331022377 its reverse (77322013302211), we get a palindrome (88542344324588).

The spelling of 11220331022377 in words is "eleven trillion, two hundred twenty billion, three hundred thirty-one million, twenty-two thousand, three hundred seventy-seven".