11202221221073 has 2 divisors, whose sum is σ = 11202221221074. Its totient is φ = 11202221221072.

The previous prime is 11202221221043. The next prime is 11202221221127. The reversal of 11202221221073 is 37012212220211.

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., 9167227674049 + 2034993547024 = 3027743^2 + 1426532^2 .

It is a cyclic number.

It is not a de Polignac number, because 11202221221073 - 2³² = 11197926253777 is a prime.

It is not a weakly prime, because it can be changed into another prime (11202221221013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601110610536 + 5601110610537.

It is an arithmetic number, because the mean of its divisors is an integer number (5601110610537).

Almost surely, 2^{11202221221073} is an apocalyptic number.

It is an amenable number.

11202221221073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202221221073 is an equidigital number, since it uses as much as digits as its factorization.

11202221221073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 11202221221073 its reverse (37012212220211), we get a palindrome (48214433441284).

The spelling of 11202221221073 in words is "eleven trillion, two hundred two billion, two hundred twenty-one million, two hundred twenty-one thousand, seventy-three".