1123230100312 has 16 divisors (see below), whose sum is σ = 2106651254400. Its totient is φ = 561456432480.

The previous prime is 1123230100309. The next prime is 1123230100327. The reversal of 1123230100312 is 2130010323211.

It is a self number, because there is not a number n which added to its sum of digits gives 1123230100312.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 19797112 + ... + 19853767.

It is an arithmetic number, because the mean of its divisors is an integer number (131665703400).

Almost surely, 2^{1123230100312} is an apocalyptic number.

It is an amenable number.

1123230100312 is a deficient number, since it is larger than the sum of its proper divisors (983421154088).

1123230100312 is a wasteful number, since it uses less digits than its factorization.

1123230100312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39654426 (or 39654422 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1123230100312 its reverse (2130010323211), we get a palindrome (3253240423523).

The spelling of 1123230100312 in words is "one trillion, one hundred twenty-three billion, two hundred thirty million, one hundred thousand, three hundred twelve".