1201210112243 has 2 divisors, whose sum is σ = 1201210112244. Its totient is φ = 1201210112242.

The previous prime is 1201210112209. The next prime is 1201210112251. The reversal of 1201210112243 is 3422110121021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201210112243 - 2⁸ = 1201210111987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1201210112203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600605056121 + 600605056122.

It is an arithmetic number, because the mean of its divisors is an integer number (600605056122).

Almost surely, 2^{1201210112243} is an apocalyptic number.

1201210112243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201210112243 is an equidigital number, since it uses as much as digits as its factorization.

1201210112243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1201210112243 its reverse (3422110121021), we get a palindrome (4623320233264).

The spelling of 1201210112243 in words is "one trillion, two hundred one billion, two hundred ten million, one hundred twelve thousand, two hundred forty-three".