32203213225 has 24 divisors (see below), whose sum is σ = 41017874688. Its totient is φ = 25065436800.

The previous prime is 32203213223. The next prime is 32203213279. The reversal of 32203213225 is 52231230223.

It is not a de Polignac number, because 32203213225 - 2¹ = 32203213223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 32203213225.

It is not an unprimeable number, because it can be changed into a prime (32203213223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 333372 + ... + 418978.

It is an arithmetic number, because the mean of its divisors is an integer number (1709078112).

Almost surely, 2^32203213225 is an apocalyptic number.

It is an amenable number.

32203213225 is a deficient number, since it is larger than the sum of its proper divisors (8814661463).

32203213225 is a wasteful number, since it uses less digits than its factorization.

32203213225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86025 (or 86020 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 32203213225 its reverse (52231230223), we get a palindrome (84434443448).

The spelling of 32203213225 in words is "thirty-two billion, two hundred three million, two hundred thirteen thousand, two hundred twenty-five".