2202211212077 has 2 divisors, whose sum is σ = 2202211212078. Its totient is φ = 2202211212076.

The previous prime is 2202211212013. The next prime is 2202211212083. The reversal of 2202211212077 is 7702121122022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1624518488356 + 577692723721 = 1274566^2 + 760061^2 .

It is a cyclic number.

It is not a de Polignac number, because 2202211212077 - 2⁶ = 2202211212013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2202211217077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101105606038 + 1101105606039.

It is an arithmetic number, because the mean of its divisors is an integer number (1101105606039).

Almost surely, 2^{2202211212077} is an apocalyptic number.

It is an amenable number.

2202211212077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2202211212077 is an equidigital number, since it uses as much as digits as its factorization.

2202211212077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 29.

Adding to 2202211212077 its reverse (7702121122022), we get a palindrome (9904332334099).

The spelling of 2202211212077 in words is "two trillion, two hundred two billion, two hundred eleven million, two hundred twelve thousand, seventy-seven".