312203111042043 has 24 divisors (see below), whose sum is σ = 485661446629632. Its totient is φ = 192120179758848.

The previous prime is 312203111042033. The next prime is 312203111042063. The reversal of 312203111042043 is 340240111302213.

312203111042043 is a `hidden beast` number, since 3 + 1 + 220 + 3 + 1 + 1 + 10 + 420 + 4 + 3 = 666.

It is not a de Polignac number, because 312203111042043 - 2⁴ = 312203111042027 is a prime.

It is a super-2 number, since 2×312203111042043² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 312203111041998 and 312203111042016.

It is not an unprimeable number, because it can be changed into a prime (312203111042033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28719771 + ... + 38068772.

It is an arithmetic number, because the mean of its divisors is an integer number (20235893609568).

Almost surely, 2^{312203111042043} is an apocalyptic number.

312203111042043 is a deficient number, since it is larger than the sum of its proper divisors (173458335587589).

312203111042043 is a wasteful number, since it uses less digits than its factorization.

312203111042043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66828515 (or 66828512 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 312203111042043 its reverse (340240111302213), we get a palindrome (652443222344256).

The spelling of 312203111042043 in words is "three hundred twelve trillion, two hundred three billion, one hundred eleven million, forty-two thousand, forty-three".