11012322300021 has 72 divisors (see below), whose sum is σ = 19085365914264. Its totient is φ = 6096401418240.

The previous prime is 11012322299999. The next prime is 11012322300029. The reversal of 11012322300021 is 12000322321011.

11012322300021 is a `hidden beast` number, since 1 + 10 + 12 + 322 + 300 + 0 + 21 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5737169867121 + 5275152432900 = 2395239^2 + 2296770^2 .

It is not a de Polignac number, because 11012322300021 - 2¹⁰ = 11012322298997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11012322299967 and 11012322300003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012322300029) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2353581 + ... + 5250141.

It is an arithmetic number, because the mean of its divisors is an integer number (265074526587).

Almost surely, 2^{11012322300021} is an apocalyptic number.

It is an amenable number.

11012322300021 is a deficient number, since it is larger than the sum of its proper divisors (8073043614243).

11012322300021 is a wasteful number, since it uses less digits than its factorization.

11012322300021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896851 (or 2896841 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11012322300021 its reverse (12000322321011), we get a palindrome (23012644621032).

The spelling of 11012322300021 in words is "eleven trillion, twelve billion, three hundred twenty-two million, three hundred thousand, twenty-one".