1201220098927 has 2 divisors, whose sum is σ = 1201220098928. Its totient is φ = 1201220098926.

The previous prime is 1201220098921. The next prime is 1201220098973. The reversal of 1201220098927 is 7298900221021.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (7298900221021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201220098927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201220098921) 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, 600610049463 + 600610049464.

It is an arithmetic number, because the mean of its divisors is an integer number (600610049464).

Almost surely, 2^{1201220098927} is an apocalyptic number.

1201220098927 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201220098927 is an equidigital number, since it uses as much as digits as its factorization.

1201220098927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 43.

The spelling of 1201220098927 in words is "one trillion, two hundred one billion, two hundred twenty million, ninety-eight thousand, nine hundred twenty-seven".