1200122112097 has 2 divisors, whose sum is σ = 1200122112098. Its totient is φ = 1200122112096.

The previous prime is 1200122112071. The next prime is 1200122112121. The reversal of 1200122112097 is 7902112210021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 768425806801 + 431696305296 = 876599^2 + 657036^2 .

It is an emirp because it is prime and its reverse (7902112210021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200122112097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1200122112047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600061056048 + 600061056049.

It is an arithmetic number, because the mean of its divisors is an integer number (600061056049).

Almost surely, 2^{1200122112097} is an apocalyptic number.

It is an amenable number.

1200122112097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200122112097 is an equidigital number, since it uses as much as digits as its factorization.

1200122112097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 1200122112097 in words is "one trillion, two hundred billion, one hundred twenty-two million, one hundred twelve thousand, ninety-seven".