12020500312350 has 96 divisors (see below), whose sum is σ = 29864692867680. Its totient is φ = 3199680368640.

The previous prime is 12020500312343. The next prime is 12020500312391. The reversal of 12020500312350 is 5321300502021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12020500312350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 244448566 + ... + 244497734.

It is an arithmetic number, because the mean of its divisors is an integer number (311090550705).

Almost surely, 2^{12020500312350} is an apocalyptic number.

12020500312350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12020500312350 is an abundant number, since it is smaller than the sum of its proper divisors (17844192555330).

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

12020500312350 is a wasteful number, since it uses less digits than its factorization.

12020500312350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52094 (or 52089 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 12020500312350 its reverse (5321300502021), we get a palindrome (17341800814371).

The spelling of 12020500312350 in words is "twelve trillion, twenty billion, five hundred million, three hundred twelve thousand, three hundred fifty".