1212212113234 has 8 divisors (see below), whose sum is σ = 1818389634048. Its totient is φ = 606082235220.

The previous prime is 1212212113219. The next prime is 1212212113319. The reversal of 1212212113234 is 4323112122121.

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

It is a junction number, because it is equal to n+sod(n) for n = 1212212113199 and 1212212113208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11847022 + ... + 11948905.

It is an arithmetic number, because the mean of its divisors is an integer number (227298704256).

Almost surely, 2^{1212212113234} is an apocalyptic number.

1212212113234 is a deficient number, since it is larger than the sum of its proper divisors (606177520814).

1212212113234 is a wasteful number, since it uses less digits than its factorization.

1212212113234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23821400.

The product of its digits is 1152, while the sum is 25.

Adding to 1212212113234 its reverse (4323112122121), we get a palindrome (5535324235355).

The spelling of 1212212113234 in words is "one trillion, two hundred twelve billion, two hundred twelve million, one hundred thirteen thousand, two hundred thirty-four".