1222120102127 has 2 divisors, whose sum is σ = 1222120102128. Its totient is φ = 1222120102126.

The previous prime is 1222120102109. The next prime is 1222120102201. The reversal of 1222120102127 is 7212010212221.

It is a weak prime.

It is an emirp because it is prime and its reverse (7212010212221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1222120102127 - 2³⁸ = 947242195183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222120101127) 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, 611060051063 + 611060051064.

It is an arithmetic number, because the mean of its divisors is an integer number (611060051064).

Almost surely, 2^{1222120102127} is an apocalyptic number.

1222120102127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222120102127 is an equidigital number, since it uses as much as digits as its factorization.

1222120102127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 1222120102127 its reverse (7212010212221), we get a palindrome (8434130314348).

The spelling of 1222120102127 in words is "one trillion, two hundred twenty-two billion, one hundred twenty million, one hundred two thousand, one hundred twenty-seven".