10555212216 has 32 divisors (see below), whose sum is σ = 26392006800. Its totient is φ = 3517873920.

The previous prime is 10555212169. The next prime is 10555212221. The reversal of 10555212216 is 61221255501.

It is a super-2 number, since 2×10555212216² (a number of 21 digits) contains 22 as substring.

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, 150150 + ... + 208938.

Almost surely, 2^10555212216 is an apocalyptic number.

It is an amenable number.

10555212216 is an abundant number, since it is smaller than the sum of its proper divisors (15836794584).

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

10555212216 is a wasteful number, since it uses less digits than its factorization.

10555212216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66279 (or 66275 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 10555212216 its reverse (61221255501), we get a palindrome (71776467717).

The spelling of 10555212216 in words is "ten billion, five hundred fifty-five million, two hundred twelve thousand, two hundred sixteen".