12212001241442 has 8 divisors (see below), whose sum is σ = 18328571978076. Its totient is φ = 6102477248752.

The previous prime is 12212001241411. The next prime is 12212001241499. The reversal of 12212001241442 is 24414210021221.

It can be written as a sum of positive squares in 2 ways, for example, as 10479405570481 + 1732595670961 = 3237191^2 + 1316281^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1761681653 + ... + 1761688584.

Almost surely, 2^{12212001241442} is an apocalyptic number.

12212001241442 is a deficient number, since it is larger than the sum of its proper divisors (6116570736634).

12212001241442 is a wasteful number, since it uses less digits than its factorization.

12212001241442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3523371972.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 12212001241442 its reverse (24414210021221), we get a palindrome (36626211262663).

It can be divided in two parts, 1221200 and 1241442, that added together give a palindrome (2462642).

The spelling of 12212001241442 in words is "twelve trillion, two hundred twelve billion, one million, two hundred forty-one thousand, four hundred forty-two".