1101121320303 has 48 divisors (see below), whose sum is σ = 1607493888000. Its totient is φ = 726296747904.

The previous prime is 1101121320289. The next prime is 1101121320311. The reversal of 1101121320303 is 3030231211011.

1101121320303 is a `hidden beast` number, since 1 + 10 + 11 + 21 + 320 + 303 = 666.

It is not a de Polignac number, because 1101121320303 - 2²⁵ = 1101087765871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101121320703) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 231374238 + ... + 231378996.

It is an arithmetic number, because the mean of its divisors is an integer number (33489456000).

Almost surely, 2^{1101121320303} is an apocalyptic number.

1101121320303 is a deficient number, since it is larger than the sum of its proper divisors (506372567697).

1101121320303 is a wasteful number, since it uses less digits than its factorization.

1101121320303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5676 (or 5673 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1101121320303 its reverse (3030231211011), we get a palindrome (4131352531314).

The spelling of 1101121320303 in words is "one trillion, one hundred one billion, one hundred twenty-one million, three hundred twenty thousand, three hundred three".