11222112011021 has 8 divisors (see below), whose sum is σ = 11412310601088. Its totient is φ = 11032114374000.

The previous prime is 11222112010987. The next prime is 11222112011023. The reversal of 11222112011021 is 12011021122211.

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

It is a de Polignac number, because none of the positive numbers 2^k-11222112011021 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 (11222112011023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50125625 + ... + 50349006.

It is an arithmetic number, because the mean of its divisors is an integer number (1426538825136).

Almost surely, 2^{11222112011021} is an apocalyptic number.

It is an amenable number.

11222112011021 is a deficient number, since it is larger than the sum of its proper divisors (190198590067).

11222112011021 is a wasteful number, since it uses less digits than its factorization.

11222112011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100476523.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11222112011021 its reverse (12011021122211), we get a palindrome (23233133133232).

The spelling of 11222112011021 in words is "eleven trillion, two hundred twenty-two billion, one hundred twelve million, eleven thousand, twenty-one".