32012211222 has 12 divisors (see below), whose sum is σ = 69359791020. Its totient is φ = 10670737068.

The previous prime is 32012211191. The next prime is 32012211223. The reversal of 32012211222 is 22211221023.

32012211222 is a `hidden beast` number, since 320 + 1 + 221 + 122 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1778456179 = 32012211222 / (3 + 2 + 0 + 1 + 2 + 2 + 1 + 1 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 32012211195 and 32012211204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32012211223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 889228072 + ... + 889228107.

It is an arithmetic number, because the mean of its divisors is an integer number (5779982585).

Almost surely, 2^32012211222 is an apocalyptic number.

32012211222 is an abundant number, since it is smaller than the sum of its proper divisors (37347579798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32012211222 is a wasteful number, since it uses less digits than its factorization.

32012211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778456187 (or 1778456184 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 32012211222 its reverse (22211221023), we get a palindrome (54223432245).

The spelling of 32012211222 in words is "thirty-two billion, twelve million, two hundred eleven thousand, two hundred twenty-two".