1121201113303 has 4 divisors (see below), whose sum is σ = 1123732041768. Its totient is φ = 1118670184840.

The previous prime is 1121201113289. The next prime is 1121201113313. The reversal of 1121201113303 is 3033111021211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121201113303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121201113313) 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, 1265463568 + ... + 1265464453.

It is an arithmetic number, because the mean of its divisors is an integer number (280933010442).

Almost surely, 2^{1121201113303} is an apocalyptic number.

1121201113303 is a deficient number, since it is larger than the sum of its proper divisors (2530928465).

1121201113303 is an equidigital number, since it uses as much as digits as its factorization.

1121201113303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530928464.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1121201113303 its reverse (3033111021211), we get a palindrome (4154312134514).

The spelling of 1121201113303 in words is "one trillion, one hundred twenty-one billion, two hundred one million, one hundred thirteen thousand, three hundred three".