11020341211391 has 4 divisors (see below), whose sum is σ = 11021297932800. Its totient is φ = 11019384489984.

The previous prime is 11020341211387. The next prime is 11020341211433. The reversal of 11020341211391 is 19311214302011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11020341211391 - 2² = 11020341211387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020341214391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478343426 + ... + 478366463.

It is an arithmetic number, because the mean of its divisors is an integer number (2755324483200).

Almost surely, 2^{11020341211391} is an apocalyptic number.

11020341211391 is a deficient number, since it is larger than the sum of its proper divisors (956721409).

11020341211391 is an equidigital number, since it uses as much as digits as its factorization.

11020341211391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956721408.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 11020341211391 in words is "eleven trillion, twenty billion, three hundred forty-one million, two hundred eleven thousand, three hundred ninety-one".