1103133123321 has 4 divisors (see below), whose sum is σ = 1470844164432. Its totient is φ = 735422082212.

The previous prime is 1103133123263. The next prime is 1103133123383. The reversal of 1103133123321 is 1233213313011.

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.

It is a cyclic number.

It is not a de Polignac number, because 1103133123321 - 2²⁹ = 1102596252409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103133123291 and 1103133123300.

It is not an unprimeable number, because it can be changed into a prime (1103133125321) 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, 183855520551 + ... + 183855520556.

It is an arithmetic number, because the mean of its divisors is an integer number (367711041108).

Almost surely, 2^{1103133123321} is an apocalyptic number.

It is an amenable number.

1103133123321 is a deficient number, since it is larger than the sum of its proper divisors (367711041111).

1103133123321 is an equidigital number, since it uses as much as digits as its factorization.

1103133123321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367711041110.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1103133123321 its reverse (1233213313011), we get a palindrome (2336346436332).

The spelling of 1103133123321 in words is "one trillion, one hundred three billion, one hundred thirty-three million, one hundred twenty-three thousand, three hundred twenty-one".