1101201220013 has 2 divisors, whose sum is σ = 1101201220014. Its totient is φ = 1101201220012.

The previous prime is 1101201219991. The next prime is 1101201220019. The reversal of 1101201220013 is 3100221021011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 965587265449 + 135613954564 = 982643^2 + 368258^2 .

It is an emirp because it is prime and its reverse (3100221021011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101201220013 - 2¹⁴ = 1101201203629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1101201220013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101201220019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550600610006 + 550600610007.

It is an arithmetic number, because the mean of its divisors is an integer number (550600610007).

Almost surely, 2^{1101201220013} is an apocalyptic number.

It is an amenable number.

1101201220013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101201220013 is an equidigital number, since it uses as much as digits as its factorization.

1101201220013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1101201220013 its reverse (3100221021011), we get a palindrome (4201422241024).

The spelling of 1101201220013 in words is "one trillion, one hundred one billion, two hundred one million, two hundred twenty thousand, thirteen".