11446003233421 has 4 divisors (see below), whose sum is σ = 11446416877372. Its totient is φ = 11445589589472.

The previous prime is 11446003233419. The next prime is 11446003233439. The reversal of 11446003233421 is 12433230064411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1104151217796 + 10341852015625 = 1050786^2 + 3215875^2 .

It is a cyclic number.

It is not a de Polignac number, because 11446003233421 - 2¹ = 11446003233419 is a prime.

It is a super-2 number, since 2×11446003233421² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11446003243421) 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, 206780466 + ... + 206835811.

It is an arithmetic number, because the mean of its divisors is an integer number (2861604219343).

Almost surely, 2^{11446003233421} is an apocalyptic number.

It is an amenable number.

11446003233421 is a deficient number, since it is larger than the sum of its proper divisors (413643951).

11446003233421 is an equidigital number, since it uses as much as digits as its factorization.

11446003233421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413643950.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 11446003233421 its reverse (12433230064411), we get a palindrome (23879233297832).

The spelling of 11446003233421 in words is "eleven trillion, four hundred forty-six billion, three million, two hundred thirty-three thousand, four hundred twenty-one".