1200102110149 has 2 divisors, whose sum is σ = 1200102110150. Its totient is φ = 1200102110148.

The previous prime is 1200102110143. The next prime is 1200102110201. The reversal of 1200102110149 is 9410112010021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 810507679524 + 389594430625 = 900282^2 + 624175^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200102110149 - 2⁵ = 1200102110117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200102110143) 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, 600051055074 + 600051055075.

It is an arithmetic number, because the mean of its divisors is an integer number (600051055075).

Almost surely, 2^{1200102110149} is an apocalyptic number.

It is an amenable number.

1200102110149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200102110149 is an equidigital number, since it uses as much as digits as its factorization.

1200102110149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 1200102110149 in words is "one trillion, two hundred billion, one hundred two million, one hundred ten thousand, one hundred forty-nine".