121021343200344 has 32 divisors (see below), whose sum is σ = 308990663493120. Its totient is φ = 39482140334496.

The previous prime is 121021343200333. The next prime is 121021343200357. The reversal of 121021343200344 is 443002343120121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53644211284 + ... + 53644213539.

It is an arithmetic number, because the mean of its divisors is an integer number (9655958234160).

Almost surely, 2^{121021343200344} is an apocalyptic number.

It is an amenable number.

121021343200344 is an abundant number, since it is smaller than the sum of its proper divisors (187969320292776).

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

121021343200344 is a wasteful number, since it uses less digits than its factorization.

121021343200344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107288424879 (or 107288424875 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 121021343200344 its reverse (443002343120121), we get a palindrome (564023686320465).

The spelling of 121021343200344 in words is "one hundred twenty-one trillion, twenty-one billion, three hundred forty-three million, two hundred thousand, three hundred forty-four".