1121430202403 has 8 divisors (see below), whose sum is σ = 1281902175840. Its totient is φ = 961025143680.

The previous prime is 1121430202303. The next prime is 1121430202421. The reversal of 1121430202403 is 3042020341211.

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

It is not a de Polignac number, because 1121430202403 - 2⁴⁰ = 21918574627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121430202423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16692758 + ... + 16759803.

It is an arithmetic number, because the mean of its divisors is an integer number (160237771980).

Almost surely, 2^{1121430202403} is an apocalyptic number.

1121430202403 is a deficient number, since it is larger than the sum of its proper divisors (160471973437).

1121430202403 is an equidigital number, since it uses as much as digits as its factorization.

1121430202403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33457357.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1121430202403 its reverse (3042020341211), we get a palindrome (4163450543614).

The spelling of 1121430202403 in words is "one trillion, one hundred twenty-one billion, four hundred thirty million, two hundred two thousand, four hundred three".