121041340224 has 56 divisors (see below), whose sum is σ = 366005961408. Its totient is φ = 34583239680.

The previous prime is 121041340181. The next prime is 121041340247. The reversal of 121041340224 is 422043140121.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 121041340194 and 121041340203.

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, 45028917 + ... + 45031604.

Almost surely, 2^121041340224 is an apocalyptic number.

121041340224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

121041340224 is an abundant number, since it is smaller than the sum of its proper divisors (244964621184).

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

121041340224 is an equidigital number, since it uses as much as digits as its factorization.

121041340224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90060543 (or 90060533 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 121041340224 its reverse (422043140121), we get a palindrome (543084480345).

The spelling of 121041340224 in words is "one hundred twenty-one billion, forty-one million, three hundred forty thousand, two hundred twenty-four".