3161046043121 has 4 divisors (see below), whose sum is σ = 3161054107200. Its totient is φ = 3161037979044.

The previous prime is 3161046043091. The next prime is 3161046043189. The reversal of 3161046043121 is 1213406401613.

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 a de Polignac number, because none of the positive numbers 2^k-3161046043121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3161046043721) 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, 3412301 + ... + 4238618.

It is an arithmetic number, because the mean of its divisors is an integer number (790263526800).

Almost surely, 2^{3161046043121} is an apocalyptic number.

It is an amenable number.

3161046043121 is a deficient number, since it is larger than the sum of its proper divisors (8064079).

3161046043121 is an equidigital number, since it uses as much as digits as its factorization.

3161046043121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8064078.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 3161046043121 in words is "three trillion, one hundred sixty-one billion, forty-six million, forty-three thousand, one hundred twenty-one".