11023103320121 has 4 divisors (see below), whose sum is σ = 11023111747200. Its totient is φ = 11023094893044.

The previous prime is 11023103320091. The next prime is 11023103320127. The reversal of 11023103320121 is 12102330132011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11023103320121 - 2²² = 11023099125817 is a prime.

It is a super-2 number, since 2×11023103320121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11023103320093 and 11023103320102.

It is not an unprimeable number, because it can be changed into a prime (11023103320127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1784801 + ... + 5023118.

It is an arithmetic number, because the mean of its divisors is an integer number (2755777936800).

Almost surely, 2^{11023103320121} is an apocalyptic number.

It is an amenable number.

11023103320121 is a deficient number, since it is larger than the sum of its proper divisors (8427079).

11023103320121 is an equidigital number, since it uses as much as digits as its factorization.

11023103320121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8427078.

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

Adding to 11023103320121 its reverse (12102330132011), we get a palindrome (23125433452132).

The spelling of 11023103320121 in words is "eleven trillion, twenty-three billion, one hundred three million, three hundred twenty thousand, one hundred twenty-one".