1121313200203 has 8 divisors (see below), whose sum is σ = 1294712149472. Its totient is φ = 951217088256.

The previous prime is 1121313200191. The next prime is 1121313200207. The reversal of 1121313200203 is 3020023131211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121313200203 - 2¹⁷ = 1121313069131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121313200207) 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, 825708600 + ... + 825709957.

It is an arithmetic number, because the mean of its divisors is an integer number (161839018684).

Almost surely, 2^{1121313200203} is an apocalyptic number.

1121313200203 is a deficient number, since it is larger than the sum of its proper divisors (173398949269).

1121313200203 is an equidigital number, since it uses as much as digits as its factorization.

1121313200203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651418661.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1121313200203 its reverse (3020023131211), we get a palindrome (4141336331414).

The spelling of 1121313200203 in words is "one trillion, one hundred twenty-one billion, three hundred thirteen million, two hundred thousand, two hundred three".