2013121412 has 12 divisors (see below), whose sum is σ = 3540667200. Its totient is φ = 1001502216.

The previous prime is 2013121403. The next prime is 2013121417. The reversal of 2013121412 is 2141213102.

It is not an unprimeable number, because it can be changed into a prime (2013121417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1263728 + ... + 1265319.

It is an arithmetic number, because the mean of its divisors is an integer number (295055600).

Almost surely, 2^2013121412 is an apocalyptic number.

It is an amenable number.

2013121412 is a deficient number, since it is larger than the sum of its proper divisors (1527545788).

2013121412 is a wasteful number, since it uses less digits than its factorization.

2013121412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529250 (or 2529248 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2013121412 is about 44867.8215651262. The cubic root of 2013121412 is about 1262.6703700023.

Adding to 2013121412 its reverse (2141213102), we get a palindrome (4154334514).

The spelling of 2013121412 in words is "two billion, thirteen million, one hundred twenty-one thousand, four hundred twelve".