21413240303012 has 24 divisors (see below), whose sum is σ = 38457328066080. Its totient is φ = 10426387083840.

The previous prime is 21413240302997. The next prime is 21413240303027. The reversal of 21413240303012 is 21030304231412.

It is an interprime number because it is at equal distance from previous prime (21413240302997) and next prime (21413240303027).

It is a super-3 number, since 3×21413240303012³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119259962 + ... + 119439377.

It is an arithmetic number, because the mean of its divisors is an integer number (1602388669420).

Almost surely, 2^{21413240303012} is an apocalyptic number.

It is an amenable number.

21413240303012 is a deficient number, since it is larger than the sum of its proper divisors (17044087763068).

21413240303012 is a wasteful number, since it uses less digits than its factorization.

21413240303012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238699931 (or 238699929 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 21413240303012 its reverse (21030304231412), we get a palindrome (42443544534424).

The spelling of 21413240303012 in words is "twenty-one trillion, four hundred thirteen billion, two hundred forty million, three hundred three thousand, twelve".