11131302401011 has 4 divisors (see below), whose sum is σ = 11987556431872. Its totient is φ = 10275048370152.

The previous prime is 11131302400987. The next prime is 11131302401017. The reversal of 11131302401011 is 11010420313111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11131302401011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11131302401011.

It is not an unprimeable number, because it can be changed into a prime (11131302401017) 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, 428127015411 + ... + 428127015436.

It is an arithmetic number, because the mean of its divisors is an integer number (2996889107968).

Almost surely, 2^{11131302401011} is an apocalyptic number.

11131302401011 is a deficient number, since it is larger than the sum of its proper divisors (856254030861).

11131302401011 is an equidigital number, since it uses as much as digits as its factorization.

11131302401011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856254030860.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11131302401011 its reverse (11010420313111), we get a palindrome (22141722714122).

The spelling of 11131302401011 in words is "eleven trillion, one hundred thirty-one billion, three hundred two million, four hundred one thousand, eleven".