1121230112313 has 64 divisors (see below), whose sum is σ = 1664397884160. Its totient is φ = 668224069632.

The previous prime is 1121230112273. The next prime is 1121230112329. The reversal of 1121230112313 is 3132110321211.

It is not a de Polignac number, because 1121230112313 - 2¹² = 1121230108217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1121230112313.

It is not an unprimeable number, because it can be changed into a prime (1121230119313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 285370933 + ... + 285374861.

It is an arithmetic number, because the mean of its divisors is an integer number (26006216940).

Almost surely, 2^{1121230112313} is an apocalyptic number.

It is an amenable number.

1121230112313 is a deficient number, since it is larger than the sum of its proper divisors (543167771847).

1121230112313 is a wasteful number, since it uses less digits than its factorization.

1121230112313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7546.

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

Adding to 1121230112313 its reverse (3132110321211), we get a palindrome (4253340433524).

The spelling of 1121230112313 in words is "one trillion, one hundred twenty-one billion, two hundred thirty million, one hundred twelve thousand, three hundred thirteen".