452222134121 has 4 divisors (see below), whose sum is σ = 452316332244. Its totient is φ = 452127936000.

The previous prime is 452222134103. The next prime is 452222134127. The reversal of 452222134121 is 121431222254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 332375310400 + 119846823721 = 576520^2 + 346189^2 .

It is a cyclic number.

It is not a de Polignac number, because 452222134121 - 2⁶ = 452222134057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452222134127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47091860 + ... + 47101461.

It is an arithmetic number, because the mean of its divisors is an integer number (113079083061).

Almost surely, 2^452222134121 is an apocalyptic number.

It is an amenable number.

452222134121 is a deficient number, since it is larger than the sum of its proper divisors (94198123).

452222134121 is an equidigital number, since it uses as much as digits as its factorization.

452222134121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94198122.

The product of its digits is 7680, while the sum is 29.

Adding to 452222134121 its reverse (121431222254), we get a palindrome (573653356375).

The spelling of 452222134121 in words is "four hundred fifty-two billion, two hundred twenty-two million, one hundred thirty-four thousand, one hundred twenty-one".