11312224203021 has 48 divisors (see below), whose sum is σ = 17805137154048. Its totient is φ = 6368597071200.

The previous prime is 11312224203017. The next prime is 11312224203037. The reversal of 11312224203021 is 12030242221311.

It is not a de Polignac number, because 11312224203021 - 2² = 11312224203017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11312224202982 and 11312224203000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312224103021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14471016 + ... + 15232686.

It is an arithmetic number, because the mean of its divisors is an integer number (370940357376).

Almost surely, 2^{11312224203021} is an apocalyptic number.

It is an amenable number.

11312224203021 is a deficient number, since it is larger than the sum of its proper divisors (6492912951027).

11312224203021 is a wasteful number, since it uses less digits than its factorization.

11312224203021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763182 (or 763175 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11312224203021 its reverse (12030242221311), we get a palindrome (23342466424332).

The spelling of 11312224203021 in words is "eleven trillion, three hundred twelve billion, two hundred twenty-four million, two hundred three thousand, twenty-one".