2204020254145 has 4 divisors (see below), whose sum is σ = 2644824304980. Its totient is φ = 1763216203312.

The previous prime is 2204020254101. The next prime is 2204020254173. The reversal of 2204020254145 is 5414520204022.

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 1727986491841 + 476033762304 = 1314529^2 + 689952^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2204020254145 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220402025410 + ... + 220402025419.

It is an arithmetic number, because the mean of its divisors is an integer number (661206076245).

Almost surely, 2^{2204020254145} is an apocalyptic number.

It is an amenable number.

2204020254145 is a deficient number, since it is larger than the sum of its proper divisors (440804050835).

2204020254145 is an equidigital number, since it uses as much as digits as its factorization.

2204020254145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440804050834.

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 2204020254145 its reverse (5414520204022), we get a palindrome (7618540458167).

The spelling of 2204020254145 in words is "two trillion, two hundred four billion, twenty million, two hundred fifty-four thousand, one hundred forty-five".