111121002211013 has 2 divisors, whose sum is σ = 111121002211014. Its totient is φ = 111121002211012.

The previous prime is 111121002210979. The next prime is 111121002211019. The reversal of 111121002211013 is 310112200121111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68425206434209 + 42695795776804 = 8271953^2 + 6534202^2 .

It is a cyclic number.

It is not a de Polignac number, because 111121002211013 - 2²⁴ = 111120985433797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111121002210982 and 111121002211000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111121002211019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560501105506 + 55560501105507.

It is an arithmetic number, because the mean of its divisors is an integer number (55560501105507).

Almost surely, 2^{111121002211013} is an apocalyptic number.

It is an amenable number.

111121002211013 is a deficient number, since it is larger than the sum of its proper divisors (1).

111121002211013 is an equidigital number, since it uses as much as digits as its factorization.

111121002211013 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 17.

Adding to 111121002211013 its reverse (310112200121111), we get a palindrome (421233202332124).

The spelling of 111121002211013 in words is "one hundred eleven trillion, one hundred twenty-one billion, two million, two hundred eleven thousand, thirteen".