1121131320331 has 8 divisors (see below), whose sum is σ = 1223352681264. Its totient is φ = 1018960014720.

The previous prime is 1121131320301. The next prime is 1121131320461. The reversal of 1121131320331 is 1330231311211.

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 1121131320331 - 2¹³ = 1121131312139 is a prime.

It is a super-2 number, since 2×1121131320331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121131320301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12466986 + ... + 12556591.

It is an arithmetic number, because the mean of its divisors is an integer number (152919085158).

Almost surely, 2^{1121131320331} is an apocalyptic number.

1121131320331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1121131320331 is a deficient number, since it is larger than the sum of its proper divisors (102221360933).

1121131320331 is a wasteful number, since it uses less digits than its factorization.

1121131320331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25027661.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1121131320331 its reverse (1330231311211), we get a palindrome (2451362631542).

The spelling of 1121131320331 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-one million, three hundred twenty thousand, three hundred thirty-one".