11211103203023 has 12 divisors (see below), whose sum is σ = 11875878374688. Its totient is φ = 10581852998880.

The previous prime is 11211103203019. The next prime is 11211103203193. The reversal of 11211103203023 is 32030230111211.

It is a happy number.

It is not a de Polignac number, because 11211103203023 - 2² = 11211103203019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11211103202986 and 11211103203004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211103203523) 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, 57200486 + ... + 57396147.

It is an arithmetic number, because the mean of its divisors is an integer number (989656531224).

Almost surely, 2^{11211103203023} is an apocalyptic number.

11211103203023 is a deficient number, since it is larger than the sum of its proper divisors (664775171665).

11211103203023 is a wasteful number, since it uses less digits than its factorization.

11211103203023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114596942 (or 114596923 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11211103203023 its reverse (32030230111211), we get a palindrome (43241333314234).

The spelling of 11211103203023 in words is "eleven trillion, two hundred eleven billion, one hundred three million, two hundred three thousand, twenty-three".