11021142654191 has 2 divisors, whose sum is σ = 11021142654192. Its totient is φ = 11021142654190.

The previous prime is 11021142654161. The next prime is 11021142654233. The reversal of 11021142654191 is 19145624112011.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (19145624112011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11021142654191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11021142654121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510571327095 + 5510571327096.

It is an arithmetic number, because the mean of its divisors is an integer number (5510571327096).

Almost surely, 2^{11021142654191} is an apocalyptic number.

11021142654191 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021142654191 is an equidigital number, since it uses as much as digits as its factorization.

11021142654191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 38.

The spelling of 11021142654191 in words is "eleven trillion, twenty-one billion, one hundred forty-two million, six hundred fifty-four thousand, one hundred ninety-one".