32212111012225 has 24 divisors (see below), whose sum is σ = 41032384652408. Its totient is φ = 25067205043200.

The previous prime is 32212111012199. The next prime is 32212111012247. The reversal of 32212111012225 is 52221011121223.

It can be written as a sum of positive squares in 12 ways, for example, as 1142735344144 + 31069375668081 = 1068988^2 + 5573991^2 .

It is not a de Polignac number, because 32212111012225 - 2³⁹ = 31662355198337 is a prime.

It is a super-2 number, since 2×32212111012225² (a number of 28 digits) contains 22 as substring.

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 32212111012225.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 304806 + ... + 8032255.

Almost surely, 2^{32212111012225} is an apocalyptic number.

It is an amenable number.

32212111012225 is a deficient number, since it is larger than the sum of its proper divisors (8820273640183).

32212111012225 is a wasteful number, since it uses less digits than its factorization.

32212111012225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8341285 (or 8341280 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 32212111012225 its reverse (52221011121223), we get a palindrome (84433122133448).

The spelling of 32212111012225 in words is "thirty-two trillion, two hundred twelve billion, one hundred eleven million, twelve thousand, two hundred twenty-five".