2210002020077 has 2 divisors, whose sum is σ = 2210002020078. Its totient is φ = 2210002020076.

The previous prime is 2210002020071. The next prime is 2210002020089. The reversal of 2210002020077 is 7700202000122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2202549841801 + 7452178276 = 1484099^2 + 86326^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210002020077 - 2³⁶ = 2141282543341 is a prime.

It is a super-2 number, since 2×2210002020077² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2210002020071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105001010038 + 1105001010039.

It is an arithmetic number, because the mean of its divisors is an integer number (1105001010039).

Almost surely, 2^{2210002020077} is an apocalyptic number.

It is an amenable number.

2210002020077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210002020077 is an equidigital number, since it uses as much as digits as its factorization.

2210002020077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 784, while the sum is 23.

Adding to 2210002020077 its reverse (7700202000122), we get a palindrome (9910204020199).

The spelling of 2210002020077 in words is "two trillion, two hundred ten billion, two million, twenty thousand, seventy-seven".