22100223077 has 2 divisors, whose sum is σ = 22100223078. Its totient is φ = 22100223076.

The previous prime is 22100223029. The next prime is 22100223107. The reversal of 22100223077 is 77032200122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13308160321 + 8792062756 = 115361^2 + 93766^2 .

It is a cyclic number.

It is not a de Polignac number, because 22100223077 - 2¹⁴ = 22100206693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22100228077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050111538 + 11050111539.

It is an arithmetic number, because the mean of its divisors is an integer number (11050111539).

Almost surely, 2^22100223077 is an apocalyptic number.

It is an amenable number.

22100223077 is a deficient number, since it is larger than the sum of its proper divisors (1).

22100223077 is an equidigital number, since it uses as much as digits as its factorization.

22100223077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 26.

Adding to 22100223077 its reverse (77032200122), we get a palindrome (99132423199).

The spelling of 22100223077 in words is "twenty-two billion, one hundred million, two hundred twenty-three thousand, seventy-seven".