11043332420621 has 8 divisors (see below), whose sum is σ = 11056740733920. Its totient is φ = 11029926824208.

The previous prime is 11043332420567. The next prime is 11043332420623. The reversal of 11043332420621 is 12602423334011.

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 11043332420621 - 2¹⁸ = 11043332158477 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 (11043332420623) 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, 7515050 + ... + 8863556.

It is an arithmetic number, because the mean of its divisors is an integer number (1382092591740).

Almost surely, 2^{11043332420621} is an apocalyptic number.

It is an amenable number.

11043332420621 is a deficient number, since it is larger than the sum of its proper divisors (13408313299).

11043332420621 is an equidigital number, since it uses as much as digits as its factorization.

11043332420621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358443.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 11043332420621 its reverse (12602423334011), we get a palindrome (23645755754632).

The spelling of 11043332420621 in words is "eleven trillion, forty-three billion, three hundred thirty-two million, four hundred twenty thousand, six hundred twenty-one".