1111200013201 has 2 divisors, whose sum is σ = 1111200013202. Its totient is φ = 1111200013200.

The previous prime is 1111200013171. The next prime is 1111200013213. The reversal of 1111200013201 is 1023100021111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 725093122576 + 386106890625 = 851524^2 + 621375^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111200013201 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111200013291) 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, 555600006600 + 555600006601.

It is an arithmetic number, because the mean of its divisors is an integer number (555600006601).

Almost surely, 2^{1111200013201} is an apocalyptic number.

It is an amenable number.

1111200013201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111200013201 is an equidigital number, since it uses as much as digits as its factorization.

1111200013201 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 13.

Adding to 1111200013201 its reverse (1023100021111), we get a palindrome (2134300034312).

The spelling of 1111200013201 in words is "one trillion, one hundred eleven billion, two hundred million, thirteen thousand, two hundred one".