3211420017389 has 4 divisors (see below), whose sum is σ = 3211626861024. Its totient is φ = 3211213173756.

The previous prime is 3211420017353. The next prime is 3211420017391. The reversal of 3211420017389 is 9837100241123.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3211420017389 - 2⁸ = 3211420017133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3211420010389) 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, 103398527 + ... + 103429580.

It is an arithmetic number, because the mean of its divisors is an integer number (802906715256).

Almost surely, 2^{3211420017389} is an apocalyptic number.

It is an amenable number.

3211420017389 is a deficient number, since it is larger than the sum of its proper divisors (206843635).

3211420017389 is a wasteful number, since it uses less digits than its factorization.

3211420017389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206843634.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 3211420017389 in words is "three trillion, two hundred eleven billion, four hundred twenty million, seventeen thousand, three hundred eighty-nine".