102122223320977 has 2 divisors, whose sum is σ = 102122223320978. Its totient is φ = 102122223320976.

The previous prime is 102122223320969. The next prime is 102122223320983. The reversal of 102122223320977 is 779023322221201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56452321602576 + 45669901718401 = 7513476^2 + 6757951^2 .

It is an emirp because it is prime and its reverse (779023322221201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102122223320977 - 2³ = 102122223320969 is a prime.

It is not a weakly prime, because it can be changed into another prime (102122223320917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51061111660488 + 51061111660489.

It is an arithmetic number, because the mean of its divisors is an integer number (51061111660489).

Almost surely, 2^{102122223320977} is an apocalyptic number.

It is an amenable number.

102122223320977 is a deficient number, since it is larger than the sum of its proper divisors (1).

102122223320977 is an equidigital number, since it uses as much as digits as its factorization.

102122223320977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 102122223320977 in words is "one hundred two trillion, one hundred twenty-two billion, two hundred twenty-three million, three hundred twenty thousand, nine hundred seventy-seven".