1203242322012 has 48 divisors (see below), whose sum is σ = 2905016346624. Its totient is φ = 387220680000.

The previous prime is 1203242321899. The next prime is 1203242322019. The reversal of 1203242322012 is 2102232423021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203242322019) 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 15 ways as a sum of consecutive naturals, for example, 3684864 + ... + 3998087.

It is an arithmetic number, because the mean of its divisors is an integer number (60521173888).

Almost surely, 2^{1203242322012} is an apocalyptic number.

1203242322012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1203242322012 is an abundant number, since it is smaller than the sum of its proper divisors (1701774024612).

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

1203242322012 is a wasteful number, since it uses less digits than its factorization.

1203242322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7683410 (or 7683408 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1203242322012 its reverse (2102232423021), we get a palindrome (3305474745033).

The spelling of 1203242322012 in words is "one trillion, two hundred three billion, two hundred forty-two million, three hundred twenty-two thousand, twelve".