20130110021312 has 28 divisors (see below), whose sum is σ = 39959419202160. Its totient is φ = 10061594946816.

The previous prime is 20130110021279. The next prime is 20130110021321. The reversal of 20130110021312 is 21312001103102.

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, 53875868 + ... + 54248219.

Almost surely, 2^{20130110021312} is an apocalyptic number.

It is an amenable number.

20130110021312 is a deficient number, since it is larger than the sum of its proper divisors (19829309180848).

20130110021312 is a wasteful number, since it uses less digits than its factorization.

20130110021312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108127008 (or 108126998 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 20130110021312 its reverse (21312001103102), we get a palindrome (41442111124414).

The spelling of 20130110021312 in words is "twenty trillion, one hundred thirty billion, one hundred ten million, twenty-one thousand, three hundred twelve".