1121103120331 has 8 divisors (see below), whose sum is σ = 1138212601344. Its totient is φ = 1104004715880.

The previous prime is 1121103120329. The next prime is 1121103120373. The reversal of 1121103120331 is 1330213011211.

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 1121103120331 - 2¹ = 1121103120329 is a prime.

It is a super-2 number, since 2×1121103120331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121103120299 and 1121103120308.

It is not an unprimeable number, because it can be changed into a prime (1121103120301) 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, 2565055 + ... + 2970136.

It is an arithmetic number, because the mean of its divisors is an integer number (142276575168).

Almost surely, 2^{1121103120331} is an apocalyptic number.

1121103120331 is a deficient number, since it is larger than the sum of its proper divisors (17109481013).

1121103120331 is an equidigital number, since it uses as much as digits as its factorization.

1121103120331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5538281.

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

Adding to 1121103120331 its reverse (1330213011211), we get a palindrome (2451316131542).

The spelling of 1121103120331 in words is "one trillion, one hundred twenty-one billion, one hundred three million, one hundred twenty thousand, three hundred thirty-one".