20323002131112 has 16 divisors (see below), whose sum is σ = 50807505327840. Its totient is φ = 6774334043696.

The previous prime is 20323002131051. The next prime is 20323002131123. The reversal of 20323002131112 is 21113120032302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423395877708 + ... + 423395877755.

It is an arithmetic number, because the mean of its divisors is an integer number (3175469082990).

Almost surely, 2^{20323002131112} is an apocalyptic number.

It is an amenable number.

20323002131112 is an abundant number, since it is smaller than the sum of its proper divisors (30484503196728).

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

20323002131112 is a wasteful number, since it uses less digits than its factorization.

20323002131112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846791755472 (or 846791755468 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20323002131112 its reverse (21113120032302), we get a palindrome (41436122163414).

The spelling of 20323002131112 in words is "twenty trillion, three hundred twenty-three billion, two million, one hundred thirty-one thousand, one hundred twelve".