1121230121331 has 8 divisors (see below), whose sum is σ = 1573656310720. Its totient is φ = 708145339752.

The previous prime is 1121230121329. The next prime is 1121230121351. The reversal of 1121230121331 is 1331210321211.

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

It is not a de Polignac number, because 1121230121331 - 2¹ = 1121230121329 is a prime.

It is a super-2 number, since 2×1121230121331² (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 = 1121230121298 and 1121230121307.

It is not an unprimeable number, because it can be changed into a prime (1121230121351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9835351885 + ... + 9835351998.

It is an arithmetic number, because the mean of its divisors is an integer number (196707038840).

Almost surely, 2^{1121230121331} is an apocalyptic number.

1121230121331 is a deficient number, since it is larger than the sum of its proper divisors (452426189389).

1121230121331 is a wasteful number, since it uses less digits than its factorization.

1121230121331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19670703905.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1121230121331 its reverse (1331210321211), we get a palindrome (2452440442542).

The spelling of 1121230121331 in words is "one trillion, one hundred twenty-one billion, two hundred thirty million, one hundred twenty-one thousand, three hundred thirty-one".