32102222212 has 6 divisors (see below), whose sum is σ = 56178888878. Its totient is φ = 16051111104.

The previous prime is 32102222209. The next prime is 32102222213. The reversal of 32102222212 is 21222220123.

It can be written as a sum of positive squares in only one way, i.e., 17525523456 + 14576698756 = 132384^2 + 120734^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 32102222212.

It is not an unprimeable number, because it can be changed into a prime (32102222213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4012777773 + ... + 4012777780.

Almost surely, 2^32102222212 is an apocalyptic number.

It is an amenable number.

32102222212 is a deficient number, since it is larger than the sum of its proper divisors (24076666666).

32102222212 is a wasteful number, since it uses less digits than its factorization.

32102222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8025555557 (or 8025555555 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 32102222212 its reverse (21222220123), we get a palindrome (53324442335).

The spelling of 32102222212 in words is "thirty-two billion, one hundred two million, two hundred twenty-two thousand, two hundred twelve".