4454224356121 has 6 divisors (see below), whose sum is σ = 4656306369050. Its totient is φ = 4260562427088.

The previous prime is 4454224356091. The next prime is 4454224356143. The reversal of 4454224356121 is 1216534224544.

It can be written as a sum of positive squares in only one way, i.e., 4126423449600 + 327800906521 = 2031360^2 + 572539^2 .

It is not a de Polignac number, because 4454224356121 - 2²⁵ = 4454190801689 is a prime.

It is a super-2 number, since 2×4454224356121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4454224356161) 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 5 ways as a sum of consecutive naturals, for example, 4210041396 + ... + 4210042453.

Almost surely, 2^{4454224356121} is an apocalyptic number.

It is an amenable number.

4454224356121 is a deficient number, since it is larger than the sum of its proper divisors (202082012929).

4454224356121 is an equidigital number, since it uses as much as digits as its factorization.

4454224356121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8420083895 (or 8420083872 counting only the distinct ones).

The product of its digits is 921600, while the sum is 43.

The spelling of 4454224356121 in words is "four trillion, four hundred fifty-four billion, two hundred twenty-four million, three hundred fifty-six thousand, one hundred twenty-one".