22102111008073 has 2 divisors, whose sum is σ = 22102111008074. Its totient is φ = 22102111008072.

The previous prime is 22102111008041. The next prime is 22102111008091. The reversal of 22102111008073 is 37080011120122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22073430908169 + 28680099904 = 4698237^2 + 169352^2 .

It is a cyclic number.

It is not a de Polignac number, because 22102111008073 - 2⁵ = 22102111008041 is a prime.

It is a super-2 number, since 2×22102111008073² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22102111008673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051055504036 + 11051055504037.

It is an arithmetic number, because the mean of its divisors is an integer number (11051055504037).

Almost surely, 2^{22102111008073} is an apocalyptic number.

It is an amenable number.

22102111008073 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102111008073 is an equidigital number, since it uses as much as digits as its factorization.

22102111008073 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 28.

Adding to 22102111008073 its reverse (37080011120122), we get a palindrome (59182122128195).

The spelling of 22102111008073 in words is "twenty-two trillion, one hundred two billion, one hundred eleven million, eight thousand, seventy-three".