1022200109977 has 2 divisors, whose sum is σ = 1022200109978. Its totient is φ = 1022200109976.

The previous prime is 1022200109929. The next prime is 1022200110013. The reversal of 1022200109977 is 7799010022201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 926023214601 + 96176895376 = 962301^2 + 310124^2 .

It is an emirp because it is prime and its reverse (7799010022201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022200109977 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022200109377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511100054988 + 511100054989.

It is an arithmetic number, because the mean of its divisors is an integer number (511100054989).

Almost surely, 2^{1022200109977} is an apocalyptic number.

It is an amenable number.

1022200109977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022200109977 is an equidigital number, since it uses as much as digits as its factorization.

1022200109977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 40.

The spelling of 1022200109977 in words is "one trillion, twenty-two billion, two hundred million, one hundred nine thousand, nine hundred seventy-seven".