2031611868843 has 8 divisors (see below), whose sum is σ = 2712083398800. Its totient is φ = 1352774125728.

The previous prime is 2031611868841. The next prime is 2031611868887. The reversal of 2031611868843 is 3488681161302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2031611868843 - 2¹ = 2031611868841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2031611868841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408443808 + ... + 408448781.

It is an arithmetic number, because the mean of its divisors is an integer number (339010424850).

Almost surely, 2^{2031611868843} is an apocalyptic number.

2031611868843 is a deficient number, since it is larger than the sum of its proper divisors (680471529957).

2031611868843 is an equidigital number, since it uses as much as digits as its factorization.

2031611868843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816893421.

The product of its (nonzero) digits is 1327104, while the sum is 51.

The spelling of 2031611868843 in words is "two trillion, thirty-one billion, six hundred eleven million, eight hundred sixty-eight thousand, eight hundred forty-three".