1121303323103 has 8 divisors (see below), whose sum is σ = 1153001363472. Its totient is φ = 1089678574656.

The previous prime is 1121303323097. The next prime is 1121303323199. The reversal of 1121303323103 is 3013233031211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1121303323103 - 2³⁴ = 1104123453919 is a prime.

It is a super-2 number, since 2×1121303323103² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121303323003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18291950 + ... + 18353147.

It is an arithmetic number, because the mean of its divisors is an integer number (144125170434).

Almost surely, 2^{1121303323103} is an apocalyptic number.

1121303323103 is a deficient number, since it is larger than the sum of its proper divisors (31698040369).

1121303323103 is an equidigital number, since it uses as much as digits as its factorization.

1121303323103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36645961.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1121303323103 its reverse (3013233031211), we get a palindrome (4134536354314).

The spelling of 1121303323103 in words is "one trillion, one hundred twenty-one billion, three hundred three million, three hundred twenty-three thousand, one hundred three".