11310011442221 has 4 divisors (see below), whose sum is σ = 11311075323744. Its totient is φ = 11308947560700.

The previous prime is 11310011442203. The next prime is 11310011442311. The reversal of 11310011442221 is 12224411001311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11310011442221 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 (11310011445221) 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, 531924815 + ... + 531946076.

It is an arithmetic number, because the mean of its divisors is an integer number (2827768830936).

Almost surely, 2^{11310011442221} is an apocalyptic number.

It is an amenable number.

11310011442221 is a deficient number, since it is larger than the sum of its proper divisors (1063881523).

11310011442221 is a wasteful number, since it uses less digits than its factorization.

11310011442221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063881522.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 11310011442221 its reverse (12224411001311), we get a palindrome (23534422443532).

The spelling of 11310011442221 in words is "eleven trillion, three hundred ten billion, eleven million, four hundred forty-two thousand, two hundred twenty-one".