20130412333312 has 36 divisors (see below), whose sum is σ = 40748136621696. Its totient is φ = 9923442690560.

The previous prime is 20130412333249. The next prime is 20130412333331. The reversal of 20130412333312 is 21333321403102.

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, 553745368 + ... + 553781719.

It is an arithmetic number, because the mean of its divisors is an integer number (1131892683936).

Almost surely, 2^{20130412333312} is an apocalyptic number.

It is an amenable number.

20130412333312 is an abundant number, since it is smaller than the sum of its proper divisors (20617724288384).

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

20130412333312 is an equidigital number, since it uses as much as digits as its factorization.

20130412333312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107527174 (or 1107527160 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 20130412333312 its reverse (21333321403102), we get a palindrome (41463733736414).

The spelling of 20130412333312 in words is "twenty trillion, one hundred thirty billion, four hundred twelve million, three hundred thirty-three thousand, three hundred twelve".