3421312131243 has 64 divisors (see below), whose sum is σ = 5098382784000. Its totient is φ = 2031114258432.

The previous prime is 3421312131239. The next prime is 3421312131247.

3421312131243 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (3421312131239) and next prime (3421312131247).

It is not a de Polignac number, because 3421312131243 - 2² = 3421312131239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3421312131243.

It is not an unprimeable number, because it can be changed into a prime (3421312131247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18326133 + ... + 18511881.

It is an arithmetic number, because the mean of its divisors is an integer number (79662231000).

Almost surely, 2^{3421312131243} is an apocalyptic number.

3421312131243 is a deficient number, since it is larger than the sum of its proper divisors (1677070652757).

3421312131243 is a wasteful number, since it uses less digits than its factorization.

3421312131243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186076.

The product of its digits is 10368, while the sum is 30.

The spelling of 3421312131243 in words is "three trillion, four hundred twenty-one billion, three hundred twelve million, one hundred thirty-one thousand, two hundred forty-three".