11101112021239 has 2 divisors, whose sum is σ = 11101112021240. Its totient is φ = 11101112021238.

The previous prime is 11101112021201. The next prime is 11101112021257. The reversal of 11101112021239 is 93212021110111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101112021239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11101112021339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550556010619 + 5550556010620.

It is an arithmetic number, because the mean of its divisors is an integer number (5550556010620).

Almost surely, 2^{11101112021239} is an apocalyptic number.

11101112021239 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101112021239 is an equidigital number, since it uses as much as digits as its factorization.

11101112021239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 25.

The spelling of 11101112021239 in words is "eleven trillion, one hundred one billion, one hundred twelve million, twenty-one thousand, two hundred thirty-nine".