32042220212 has 6 divisors (see below), whose sum is σ = 56073885378. Its totient is φ = 16021110104.

The previous prime is 32042220209. The next prime is 32042220227. The reversal of 32042220212 is 21202224023.

It can be written as a sum of positive squares in only one way, i.e., 29703143716 + 2339076496 = 172346^2 + 48364^2 .

It is a super-2 number, since 2×32042220212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4005277523 + ... + 4005277530.

It is an arithmetic number, because the mean of its divisors is an integer number (9345647563).

Almost surely, 2^32042220212 is an apocalyptic number.

It is an amenable number.

32042220212 is a deficient number, since it is larger than the sum of its proper divisors (24031665166).

32042220212 is a wasteful number, since it uses less digits than its factorization.

32042220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8010555057 (or 8010555055 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 32042220212 its reverse (21202224023), we get a palindrome (53244444235).

The spelling of 32042220212 in words is "thirty-two billion, forty-two million, two hundred twenty thousand, two hundred twelve".