11212201011023 has 2 divisors, whose sum is σ = 11212201011024. Its totient is φ = 11212201011022.

The previous prime is 11212201010893. The next prime is 11212201011043. The reversal of 11212201011023 is 32011010221211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11212201011023 - 2¹² = 11212201006927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11212201010992 and 11212201011010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11212201011043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606100505511 + 5606100505512.

It is an arithmetic number, because the mean of its divisors is an integer number (5606100505512).

Almost surely, 2^{11212201011023} is an apocalyptic number.

11212201011023 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212201011023 is an equidigital number, since it uses as much as digits as its factorization.

11212201011023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11212201011023 its reverse (32011010221211), we get a palindrome (43223211232234).

The spelling of 11212201011023 in words is "eleven trillion, two hundred twelve billion, two hundred one million, eleven thousand, twenty-three".