32123201212 has 24 divisors (see below), whose sum is σ = 57059402400. Its totient is φ = 15822219456.

The previous prime is 32123201203. The next prime is 32123201237. The reversal of 32123201212 is 21210232123.

It is a super-2 number, since 2×32123201212² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32123201212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137512 + ... + 288367.

It is an arithmetic number, because the mean of its divisors is an integer number (2377475100).

Almost surely, 2^32123201212 is an apocalyptic number.

It is an amenable number.

32123201212 is a deficient number, since it is larger than the sum of its proper divisors (24936201188).

32123201212 is a wasteful number, since it uses less digits than its factorization.

32123201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426165 (or 426163 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 32123201212 its reverse (21210232123), we get a palindrome (53333433335).

The spelling of 32123201212 in words is "thirty-two billion, one hundred twenty-three million, two hundred one thousand, two hundred twelve".