1212112314122 has 4 divisors (see below), whose sum is σ = 1818168471186. Its totient is φ = 606056157060.

The previous prime is 1212112314097. The next prime is 1212112314169. The reversal of 1212112314122 is 2214132112121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1182027758521 + 30084555601 = 1087211^2 + 173449^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 303028078529 + ... + 303028078532.

Almost surely, 2^{1212112314122} is an apocalyptic number.

1212112314122 is a deficient number, since it is larger than the sum of its proper divisors (606056157064).

1212112314122 is an equidigital number, since it uses as much as digits as its factorization.

1212112314122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606056157063.

The product of its digits is 384, while the sum is 23.

Adding to 1212112314122 its reverse (2214132112121), we get a palindrome (3426244426243).

The spelling of 1212112314122 in words is "one trillion, two hundred twelve billion, one hundred twelve million, three hundred fourteen thousand, one hundred twenty-two".