2031844220863 has 8 divisors (see below), whose sum is σ = 2140769599488. Its totient is φ = 1924634202744.

The previous prime is 2031844220837. The next prime is 2031844220881. The reversal of 2031844220863 is 3680224481302.

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

It is a cyclic number.

It is not a de Polignac number, because 2031844220863 - 2¹⁷ = 2031844089791 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 (2031844227863) 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, 428837695 + ... + 428842432.

It is an arithmetic number, because the mean of its divisors is an integer number (267596199936).

Almost surely, 2^{2031844220863} is an apocalyptic number.

2031844220863 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2031844220863 is a deficient number, since it is larger than the sum of its proper divisors (108925378625).

2031844220863 is a wasteful number, since it uses less digits than its factorization.

2031844220863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857680253.

The product of its (nonzero) digits is 442368, while the sum is 43.

The spelling of 2031844220863 in words is "two trillion, thirty-one billion, eight hundred forty-four million, two hundred twenty thousand, eight hundred sixty-three".