2043212203444 has 6 divisors (see below), whose sum is σ = 3575621356034. Its totient is φ = 1021606101720.

The previous prime is 2043212203441. The next prime is 2043212203447. The reversal of 2043212203444 is 4443022123402.

It is an interprime number because it is at equal distance from previous prime (2043212203441) and next prime (2043212203447).

It can be written as a sum of positive squares in only one way, i.e., 1276515828900 + 766696374544 = 1129830^2 + 875612^2 .

It is a super-2 number, since 2×2043212203444² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043212203441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255401525427 + ... + 255401525434.

Almost surely, 2^{2043212203444} is an apocalyptic number.

It is an amenable number.

2043212203444 is a deficient number, since it is larger than the sum of its proper divisors (1532409152590).

2043212203444 is a wasteful number, since it uses less digits than its factorization.

2043212203444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510803050865 (or 510803050863 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 2043212203444 its reverse (4443022123402), we get a palindrome (6486234326846).

The spelling of 2043212203444 in words is "two trillion, forty-three billion, two hundred twelve million, two hundred three thousand, four hundred forty-four".