121213440114224 has 10 divisors (see below), whose sum is σ = 234851040221340. Its totient is φ = 60606720057104.

The previous prime is 121213440114197. The next prime is 121213440114253. The reversal of 121213440114224 is 422411044312121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3787920003554 + ... + 3787920003585.

It is an arithmetic number, because the mean of its divisors is an integer number (23485104022134).

Almost surely, 2^{121213440114224} is an apocalyptic number.

It is an amenable number.

121213440114224 is a deficient number, since it is larger than the sum of its proper divisors (113637600107116).

121213440114224 is an equidigital number, since it uses as much as digits as its factorization.

121213440114224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7575840007147 (or 7575840007141 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

Adding to 121213440114224 its reverse (422411044312121), we get a palindrome (543624484426345).

The spelling of 121213440114224 in words is "one hundred twenty-one trillion, two hundred thirteen billion, four hundred forty million, one hundred fourteen thousand, two hundred twenty-four".