312200242243542 has 16 divisors (see below), whose sum is σ = 693778316096880. Its totient is φ = 104066747414496.

The previous prime is 312200242243499. The next prime is 312200242243577. The reversal of 312200242243542 is 245342242002213.

312200242243542 is a `hidden beast` number, since 3 + 1 + 220 + 0 + 2 + 422 + 4 + 3 + 5 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 312200242243497 and 312200242243506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2890742983683 + ... + 2890742983790.

It is an arithmetic number, because the mean of its divisors is an integer number (43361144756055).

Almost surely, 2^{312200242243542} is an apocalyptic number.

312200242243542 is an abundant number, since it is smaller than the sum of its proper divisors (381578073853338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312200242243542 is a wasteful number, since it uses less digits than its factorization.

312200242243542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5781485967484 (or 5781485967478 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 312200242243542 its reverse (245342242002213), we get a palindrome (557542484245755).

The spelling of 312200242243542 in words is "three hundred twelve trillion, two hundred billion, two hundred forty-two million, two hundred forty-three thousand, five hundred forty-two".