1214440121121 has 8 divisors (see below), whose sum is σ = 1619272902720. Its totient is φ = 809617043472.

The previous prime is 1214440121099. The next prime is 1214440121143. The reversal of 1214440121121 is 1211210444121.

It is an interprime number because it is at equal distance from previous prime (1214440121099) and next prime (1214440121143).

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

It is not a de Polignac number, because 1214440121121 - 2¹⁰ = 1214440120097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1214440121091 and 1214440121100.

It is not an unprimeable number, because it can be changed into a prime (1214440121221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2128770 + ... + 2638283.

It is an arithmetic number, because the mean of its divisors is an integer number (202409112840).

Almost surely, 2^{1214440121121} is an apocalyptic number.

It is an amenable number.

1214440121121 is a deficient number, since it is larger than the sum of its proper divisors (404832781599).

1214440121121 is an equidigital number, since it uses as much as digits as its factorization.

1214440121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4851975.

The product of its (nonzero) digits is 512, while the sum is 24.

Adding to 1214440121121 its reverse (1211210444121), we get a palindrome (2425650565242).

The spelling of 1214440121121 in words is "one trillion, two hundred fourteen billion, four hundred forty million, one hundred twenty-one thousand, one hundred twenty-one".