1121212331303 has 8 divisors (see below), whose sum is σ = 1123253829600. Its totient is φ = 1119171399840.

The previous prime is 1121212331237. The next prime is 1121212331311. The reversal of 1121212331303 is 3031332121211.

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 1121212331303 - 2²⁸ = 1120943895847 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 (1121212331353) 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, 3923801 + ... + 4199837.

It is an arithmetic number, because the mean of its divisors is an integer number (140406728700).

Almost surely, 2^{1121212331303} is an apocalyptic number.

1121212331303 is a deficient number, since it is larger than the sum of its proper divisors (2041498297).

1121212331303 is an equidigital number, since it uses as much as digits as its factorization.

1121212331303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283417.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1121212331303 its reverse (3031332121211), we get a palindrome (4152544452514).

The spelling of 1121212331303 in words is "one trillion, one hundred twenty-one billion, two hundred twelve million, three hundred thirty-one thousand, three hundred three".