2200021100077 has 2 divisors, whose sum is σ = 2200021100078. Its totient is φ = 2200021100076.

The previous prime is 2200021100059. The next prime is 2200021100083. The reversal of 2200021100077 is 7700011200022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1302768849321 + 897252250756 = 1141389^2 + 947234^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200021100077 - 2¹¹ = 2200021098029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2200021100027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100010550038 + 1100010550039.

It is an arithmetic number, because the mean of its divisors is an integer number (1100010550039).

Almost surely, 2^{2200021100077} is an apocalyptic number.

It is an amenable number.

2200021100077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2200021100077 is an equidigital number, since it uses as much as digits as its factorization.

2200021100077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 22.

Adding to 2200021100077 its reverse (7700011200022), we get a palindrome (9900032300099).

The spelling of 2200021100077 in words is "two trillion, two hundred billion, twenty-one million, one hundred thousand, seventy-seven".