3420212440412 has 24 divisors (see below), whose sum is σ = 6041949110400. Its totient is φ = 1694016981360.

The previous prime is 3420212440397. The next prime is 3420212440433. The reversal of 3420212440412 is 2140442120243.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9283514 + ... + 9644897.

It is an arithmetic number, because the mean of its divisors is an integer number (251747879600).

Almost surely, 2^{3420212440412} is an apocalyptic number.

It is an amenable number.

3420212440412 is a deficient number, since it is larger than the sum of its proper divisors (2621736669988).

3420212440412 is a wasteful number, since it uses less digits than its factorization.

3420212440412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18928841 (or 18928839 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 3420212440412 its reverse (2140442120243), we get a palindrome (5560654560655).

The spelling of 3420212440412 in words is "three trillion, four hundred twenty billion, two hundred twelve million, four hundred forty thousand, four hundred twelve".