12201032123042 has 32 divisors (see below), whose sum is σ = 21402946025472. Its totient is φ = 5107296381264.

The previous prime is 12201032123041. The next prime is 12201032123069. The reversal of 12201032123042 is 24032123010221.

It is a junction number, because it is equal to n+sod(n) for n = 12201032122999 and 12201032123017.

It is not an unprimeable number, because it can be changed into a prime (12201032123041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30711113 + ... + 31105859.

It is an arithmetic number, because the mean of its divisors is an integer number (668842063296).

Almost surely, 2^{12201032123042} is an apocalyptic number.

12201032123042 is a deficient number, since it is larger than the sum of its proper divisors (9201913902430).

12201032123042 is a wasteful number, since it uses less digits than its factorization.

12201032123042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446142.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12201032123042 its reverse (24032123010221), we get a palindrome (36233155133263).

The spelling of 12201032123042 in words is "twelve trillion, two hundred one billion, thirty-two million, one hundred twenty-three thousand, forty-two".