213054004225 has 24 divisors (see below), whose sum is σ = 275886217152. Its totient is φ = 162906744000.

The previous prime is 213054004159. The next prime is 213054004243. The reversal of 213054004225 is 522400450312.

It is not a de Polignac number, because 213054004225 - 2¹⁵ = 213053971457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213054004193 and 213054004202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 605674 + ... + 890476.

It is an arithmetic number, because the mean of its divisors is an integer number (11495259048).

Almost surely, 2^213054004225 is an apocalyptic number.

213054004225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

213054004225 is a deficient number, since it is larger than the sum of its proper divisors (62832212927).

213054004225 is a wasteful number, since it uses less digits than its factorization.

213054004225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286137 (or 286132 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 213054004225 its reverse (522400450312), we get a palindrome (735454454537).

The spelling of 213054004225 in words is "two hundred thirteen billion, fifty-four million, four thousand, two hundred twenty-five".