1103323212312 has 16 divisors (see below), whose sum is σ = 2758308030840. Its totient is φ = 367774404096.

The previous prime is 1103323212221. The next prime is 1103323212317. The reversal of 1103323212312 is 2132123233011.

It is a super-2 number, since 2×1103323212312² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 45971800513 = 1103323212312 / (1 + 1 + 0 + 3 + 3 + 2 + 3 + 2 + 1 + 2 + 3 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103323212317) 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 3 ways as a sum of consecutive naturals, for example, 22985900233 + ... + 22985900280.

Almost surely, 2^{1103323212312} is an apocalyptic number.

1103323212312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103323212312 is an abundant number, since it is smaller than the sum of its proper divisors (1654984818528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103323212312 is a wasteful number, since it uses less digits than its factorization.

1103323212312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45971800522 (or 45971800518 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1103323212312 its reverse (2132123233011), we get a palindrome (3235446445323).

The spelling of 1103323212312 in words is "one trillion, one hundred three billion, three hundred twenty-three million, two hundred twelve thousand, three hundred twelve".