11220010220977 has 2 divisors, whose sum is σ = 11220010220978. Its totient is φ = 11220010220976.

The previous prime is 11220010220873. The next prime is 11220010221031. The reversal of 11220010220977 is 77902201002211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6364196925696 + 4855813295281 = 2522736^2 + 2203591^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11220010220977 is a prime.

It is not a weakly prime, because it can be changed into another prime (11220010220677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610005110488 + 5610005110489.

It is an arithmetic number, because the mean of its divisors is an integer number (5610005110489).

Almost surely, 2^{11220010220977} is an apocalyptic number.

It is an amenable number.

11220010220977 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220010220977 is an equidigital number, since it uses as much as digits as its factorization.

11220010220977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 34.

The spelling of 11220010220977 in words is "eleven trillion, two hundred twenty billion, ten million, two hundred twenty thousand, nine hundred seventy-seven".