11221102020123 has 12 divisors (see below), whose sum is σ = 16208423098920. Its totient is φ = 7480658699136.

The previous prime is 11221102020061. The next prime is 11221102020197. The reversal of 11221102020123 is 32102020112211.

11221102020123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11221102020123 - 2³² = 11216807052827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11221102020096 and 11221102020105.

It is not an unprimeable number, because it can be changed into a prime (11221102030123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5389033 + ... + 7175226.

It is an arithmetic number, because the mean of its divisors is an integer number (1350701924910).

Almost surely, 2^{11221102020123} is an apocalyptic number.

11221102020123 is a deficient number, since it is larger than the sum of its proper divisors (4987321078797).

11221102020123 is a wasteful number, since it uses less digits than its factorization.

11221102020123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12663498 (or 12663495 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11221102020123 its reverse (32102020112211), we get a palindrome (43323122132334).

The spelling of 11221102020123 in words is "eleven trillion, two hundred twenty-one billion, one hundred two million, twenty thousand, one hundred twenty-three".