111011002621793 has 2 divisors, whose sum is σ = 111011002621794. Its totient is φ = 111011002621792.

The previous prime is 111011002621721. The next prime is 111011002621811. The reversal of 111011002621793 is 397126200110111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58864233323809 + 52146769297984 = 7672303^2 + 7221272^2 .

It is a cyclic number.

It is not a de Polignac number, because 111011002621793 - 2¹⁰ = 111011002620769 is a prime.

It is not a weakly prime, because it can be changed into another prime (111011002621093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505501310896 + 55505501310897.

It is an arithmetic number, because the mean of its divisors is an integer number (55505501310897).

Almost surely, 2^{111011002621793} is an apocalyptic number.

It is an amenable number.

111011002621793 is a deficient number, since it is larger than the sum of its proper divisors (1).

111011002621793 is an equidigital number, since it uses as much as digits as its factorization.

111011002621793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 35.

The spelling of 111011002621793 in words is "one hundred eleven trillion, eleven billion, two million, six hundred twenty-one thousand, seven hundred ninety-three".