1111210020247 has 2 divisors, whose sum is σ = 1111210020248. Its totient is φ = 1111210020246.

The previous prime is 1111210020211. The next prime is 1111210020257. The reversal of 1111210020247 is 7420200121111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111210020247 - 2¹⁹ = 1111209495959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111210020257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555605010123 + 555605010124.

It is an arithmetic number, because the mean of its divisors is an integer number (555605010124).

Almost surely, 2^{1111210020247} is an apocalyptic number.

1111210020247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111210020247 is an equidigital number, since it uses as much as digits as its factorization.

1111210020247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 1111210020247 its reverse (7420200121111), we get a palindrome (8531410141358).

The spelling of 1111210020247 in words is "one trillion, one hundred eleven billion, two hundred ten million, twenty thousand, two hundred forty-seven".