121242421113314 has 4 divisors (see below), whose sum is σ = 181863631669974. Its totient is φ = 60621210556656.

The previous prime is 121242421113313. The next prime is 121242421113353. The reversal of 121242421113314 is 413311124242121.

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., 115380187461289 + 5862233652025 = 10741517^2 + 2421205^2 .

It is not an unprimeable number, because it can be changed into a prime (121242421113311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30310605278327 + ... + 30310605278330.

Almost surely, 2^{121242421113314} is an apocalyptic number.

121242421113314 is a deficient number, since it is larger than the sum of its proper divisors (60621210556660).

121242421113314 is an equidigital number, since it uses as much as digits as its factorization.

121242421113314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60621210556659.

The product of its digits is 9216, while the sum is 32.

Adding to 121242421113314 its reverse (413311124242121), we get a palindrome (534553545355435).

The spelling of 121242421113314 in words is "one hundred twenty-one trillion, two hundred forty-two billion, four hundred twenty-one million, one hundred thirteen thousand, three hundred fourteen".