11222221021313 has 8 divisors (see below), whose sum is σ = 11476661269920. Its totient is φ = 10970337961440.

The previous prime is 11222221021307. The next prime is 11222221021367. The reversal of 11222221021313 is 31312012222211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11222221021313 - 2⁸ = 11222221021057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222221021013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639288308 + ... + 639305861.

It is an arithmetic number, because the mean of its divisors is an integer number (1434582658740).

Almost surely, 2^{11222221021313} is an apocalyptic number.

It is an amenable number.

11222221021313 is a deficient number, since it is larger than the sum of its proper divisors (254440248607).

11222221021313 is a wasteful number, since it uses less digits than its factorization.

11222221021313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278594367.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11222221021313 its reverse (31312012222211), we get a palindrome (42534233243524).

The spelling of 11222221021313 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-one million, twenty-one thousand, three hundred thirteen".