1112200201261 has 2 divisors, whose sum is σ = 1112200201262. Its totient is φ = 1112200201260.

The previous prime is 1112200201187. The next prime is 1112200201279. The reversal of 1112200201261 is 1621020022111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 695045685636 + 417154515625 = 833694^2 + 645875^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112200201261 - 2¹¹ = 1112200199213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112200201061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556100100630 + 556100100631.

It is an arithmetic number, because the mean of its divisors is an integer number (556100100631).

Almost surely, 2^{1112200201261} is an apocalyptic number.

It is an amenable number.

1112200201261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112200201261 is an equidigital number, since it uses as much as digits as its factorization.

1112200201261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1112200201261 its reverse (1621020022111), we get a palindrome (2733220223372).

The spelling of 1112200201261 in words is "one trillion, one hundred twelve billion, two hundred million, two hundred one thousand, two hundred sixty-one".