11220022005637 has 2 divisors, whose sum is σ = 11220022005638. Its totient is φ = 11220022005636.

The previous prime is 11220022005589. The next prime is 11220022005653. The reversal of 11220022005637 is 73650022002211.

11220022005637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11159882290881 + 60139714756 = 3340641^2 + 245234^2 .

It is an emirp because it is prime and its reverse (73650022002211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11220022005637 - 2³¹ = 11217874521989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11220022005599 and 11220022005608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220022000637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610011002818 + 5610011002819.

It is an arithmetic number, because the mean of its divisors is an integer number (5610011002819).

Almost surely, 2^{11220022005637} is an apocalyptic number.

It is an amenable number.

11220022005637 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220022005637 is an equidigital number, since it uses as much as digits as its factorization.

11220022005637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

Adding to 11220022005637 its reverse (73650022002211), we get a palindrome (84870044007848).

The spelling of 11220022005637 in words is "eleven trillion, two hundred twenty billion, twenty-two million, five thousand, six hundred thirty-seven".