2252034445421 has 4 divisors (see below), whose sum is σ = 2252484587232. Its totient is φ = 2251584303612.

The previous prime is 2252034445411. The next prime is 2252034445439. The reversal of 2252034445421 is 1245444302522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2252034445421 - 2²⁶ = 2251967336557 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252034445411) 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, 225063401 + ... + 225073406.

It is an arithmetic number, because the mean of its divisors is an integer number (563121146808).

Almost surely, 2^{2252034445421} is an apocalyptic number.

It is an amenable number.

2252034445421 is a deficient number, since it is larger than the sum of its proper divisors (450141811).

2252034445421 is an equidigital number, since it uses as much as digits as its factorization.

2252034445421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450141810.

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 2252034445421 its reverse (1245444302522), we get a palindrome (3497478747943).

The spelling of 2252034445421 in words is "two trillion, two hundred fifty-two billion, thirty-four million, four hundred forty-five thousand, four hundred twenty-one".