12216696200 has 48 divisors (see below), whose sum is σ = 29096614260. Its totient is φ = 4767488000.

The previous prime is 12216696181. The next prime is 12216696211. The reversal of 12216696200 is 269661221.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1107957796 + 11108738404 = 33286^2 + 105398^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 736721 + ... + 753120.

Almost surely, 2^12216696200 is an apocalyptic number.

12216696200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12216696200 is an abundant number, since it is smaller than the sum of its proper divisors (16879918060).

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

12216696200 is a wasteful number, since it uses less digits than its factorization.

12216696200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489898 (or 1489889 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 12216696200 in words is "twelve billion, two hundred sixteen million, six hundred ninety-six thousand, two hundred".