2211310320077 has 2 divisors, whose sum is σ = 2211310320078. Its totient is φ = 2211310320076.

The previous prime is 2211310320059. The next prime is 2211310320127. The reversal of 2211310320077 is 7700230131122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2027758912036 + 183551408041 = 1423994^2 + 428429^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211310320077 - 2¹⁸ = 2211310057933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2211310328077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105655160038 + 1105655160039.

It is an arithmetic number, because the mean of its divisors is an integer number (1105655160039).

Almost surely, 2^{2211310320077} is an apocalyptic number.

It is an amenable number.

2211310320077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211310320077 is an equidigital number, since it uses as much as digits as its factorization.

2211310320077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 29.

Adding to 2211310320077 its reverse (7700230131122), we get a palindrome (9911540451199).

The spelling of 2211310320077 in words is "two trillion, two hundred eleven billion, three hundred ten million, three hundred twenty thousand, seventy-seven".