121222233313442 has 8 divisors (see below), whose sum is σ = 181833726503376. Its totient is φ = 60610991145652.

The previous prime is 121222233313421. The next prime is 121222233313471. The reversal of 121222233313442 is 244313332222121.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61543568 + ... + 63482715.

It is an arithmetic number, because the mean of its divisors is an integer number (22729215812922).

Almost surely, 2^{121222233313442} is an apocalyptic number.

121222233313442 is a deficient number, since it is larger than the sum of its proper divisors (60611493189934).

121222233313442 is a wasteful number, since it uses less digits than its factorization.

121222233313442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125511072.

The product of its digits is 82944, while the sum is 35.

Adding to 121222233313442 its reverse (244313332222121), we get a palindrome (365535565535563).

The spelling of 121222233313442 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, two hundred thirty-three million, three hundred thirteen thousand, four hundred forty-two".