32212213252 has 6 divisors (see below), whose sum is σ = 56371373198. Its totient is φ = 16106106624.

The previous prime is 32212213247. The next prime is 32212213259. The reversal of 32212213252 is 25231221223.

It can be written as a sum of positive squares in only one way, i.e., 22175379396 + 10036833856 = 148914^2 + 100184^2 .

It is not an unprimeable number, because it can be changed into a prime (32212213259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4026526653 + ... + 4026526660.

Almost surely, 2^32212213252 is an apocalyptic number.

It is an amenable number.

32212213252 is a deficient number, since it is larger than the sum of its proper divisors (24159159946).

32212213252 is a wasteful number, since it uses less digits than its factorization.

32212213252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8053053317 (or 8053053315 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

Adding to 32212213252 its reverse (25231221223), we get a palindrome (57443434475).

The spelling of 32212213252 in words is "thirty-two billion, two hundred twelve million, two hundred thirteen thousand, two hundred fifty-two".