1012200000103 has 2 divisors, whose sum is σ = 1012200000104. Its totient is φ = 1012200000102.

The previous prime is 1012200000089. The next prime is 1012200000127. The reversal of 1012200000103 is 3010000022101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012200000103 - 2²¹ = 1012197902951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012200000103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012200000403) 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, 506100000051 + 506100000052.

It is an arithmetic number, because the mean of its divisors is an integer number (506100000052).

Almost surely, 2^{1012200000103} is an apocalyptic number.

1012200000103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012200000103 is an equidigital number, since it uses as much as digits as its factorization.

1012200000103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 1012200000103 its reverse (3010000022101), we get a palindrome (4022200022204).

The spelling of 1012200000103 in words is "one trillion, twelve billion, two hundred million, one hundred three", and thus it is an aban number.