20130412333313 has 4 divisors (see below), whose sum is σ = 20315095015380. Its totient is φ = 19945729651248.

The previous prime is 20130412333249. The next prime is 20130412333331. The reversal of 20130412333313 is 31333321403102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14433707885584 + 5696704447729 = 3799172^2 + 2386777^2 .

It is a cyclic number.

It is not a de Polignac number, because 20130412333313 - 2⁶ = 20130412333249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20130412533313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92341340870 + ... + 92341341087.

It is an arithmetic number, because the mean of its divisors is an integer number (5078773753845).

Almost surely, 2^{20130412333313} is an apocalyptic number.

It is an amenable number.

20130412333313 is a deficient number, since it is larger than the sum of its proper divisors (184682682067).

20130412333313 is a wasteful number, since it uses less digits than its factorization.

20130412333313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184682682066.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 20130412333313 its reverse (31333321403102), we get a palindrome (51463733736415).

The spelling of 20130412333313 in words is "twenty trillion, one hundred thirty billion, four hundred twelve million, three hundred thirty-three thousand, three hundred thirteen".