2224205215451 has 4 divisors (see below), whose sum is σ = 2224230743592. Its totient is φ = 2224179687312.

The previous prime is 2224205215439. The next prime is 2224205215511. The reversal of 2224205215451 is 1545125024222.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2224205215451 - 2¹⁴ = 2224205199067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2224205215151) 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, 12632930 + ... + 12807783.

It is an arithmetic number, because the mean of its divisors is an integer number (556057685898).

Almost surely, 2^{2224205215451} is an apocalyptic number.

2224205215451 is a deficient number, since it is larger than the sum of its proper divisors (25528141).

2224205215451 is an equidigital number, since it uses as much as digits as its factorization.

2224205215451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25528140.

The product of its (nonzero) digits is 64000, while the sum is 35.

The spelling of 2224205215451 in words is "two trillion, two hundred twenty-four billion, two hundred five million, two hundred fifteen thousand, four hundred fifty-one".