11312232233021 has 8 divisors (see below), whose sum is σ = 11387345633664. Its totient is φ = 11237206636080.

The previous prime is 11312232233009. The next prime is 11312232233023. The reversal of 11312232233021 is 12033223221311.

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 11312232233021 - 2¹⁰ = 11312232231997 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 (11312232233023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21692390 + ... + 22207751.

It is an arithmetic number, because the mean of its divisors is an integer number (1423418204208).

Almost surely, 2^{11312232233021} is an apocalyptic number.

It is an amenable number.

11312232233021 is a deficient number, since it is larger than the sum of its proper divisors (75113400643).

11312232233021 is a wasteful number, since it uses less digits than its factorization.

11312232233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43901851.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 11312232233021 its reverse (12033223221311), we get a palindrome (23345455454332).

The spelling of 11312232233021 in words is "eleven trillion, three hundred twelve billion, two hundred thirty-two million, two hundred thirty-three thousand, twenty-one".