121342222242096 has 80 divisors (see below), whose sum is σ = 340609746723840. Its totient is φ = 37082512730880.

The previous prime is 121342222242089. The next prime is 121342222242097. The reversal of 121342222242096 is 690242222243121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (121342222242097) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 2145950475 + ... + 2146007018.

It is an arithmetic number, because the mean of its divisors is an integer number (4257621834048).

Almost surely, 2^{121342222242096} is an apocalyptic number.

121342222242096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

121342222242096 is an abundant number, since it is smaller than the sum of its proper divisors (219267524481744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121342222242096 is a wasteful number, since it uses less digits than its factorization.

121342222242096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4291957554 (or 4291957548 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 121342222242096 in words is "one hundred twenty-one trillion, three hundred forty-two billion, two hundred twenty-two million, two hundred forty-two thousand, ninety-six".