11021003211123 has 24 divisors (see below), whose sum is σ = 16473508524720. Its totient is φ = 7091677561920.

The previous prime is 11021003211083. The next prime is 11021003211149. The reversal of 11021003211123 is 32111230012011.

11021003211123 is a `hidden beast` number, since 1 + 10 + 210 + 0 + 321 + 1 + 123 = 666.

It is not a de Polignac number, because 11021003211123 - 2¹⁶ = 11021003145587 is a prime.

It is a super-2 number, since 2×11021003211123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11021003211096 and 11021003211105.

It is not an unprimeable number, because it can be changed into a prime (11021003211923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6043548 + ... + 7652873.

It is an arithmetic number, because the mean of its divisors is an integer number (686396188530).

Almost surely, 2^{11021003211123} is an apocalyptic number.

11021003211123 is a deficient number, since it is larger than the sum of its proper divisors (5452505313597).

11021003211123 is a wasteful number, since it uses less digits than its factorization.

11021003211123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13699539 (or 13699536 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11021003211123 its reverse (32111230012011), we get a palindrome (43132233223134).

The spelling of 11021003211123 in words is "eleven trillion, twenty-one billion, three million, two hundred eleven thousand, one hundred twenty-three".