121322430434242 has 8 divisors (see below), whose sum is σ = 181987585938576. Its totient is φ = 60659901788052.

The previous prime is 121322430434239. The next prime is 121322430434251. The reversal of 121322430434242 is 242434034223121.

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

It is a super-2 number, since 2×121322430434242² (a number of 29 digits) contains 22 as substring.

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, 656599068 + ... + 656783815.

It is an arithmetic number, because the mean of its divisors is an integer number (22748448242322).

Almost surely, 2^{121322430434242} is an apocalyptic number.

121322430434242 is a deficient number, since it is larger than the sum of its proper divisors (60665155504334).

121322430434242 is a wasteful number, since it uses less digits than its factorization.

121322430434242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313429072.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 121322430434242 its reverse (242434034223121), we get a palindrome (363756464657363).

The spelling of 121322430434242 in words is "one hundred twenty-one trillion, three hundred twenty-two billion, four hundred thirty million, four hundred thirty-four thousand, two hundred forty-two".