216353020112 has 40 divisors (see below), whose sum is σ = 428983543296. Its totient is φ = 105648189696.

The previous prime is 216353020067. The next prime is 216353020123. The reversal of 216353020112 is 211020353612.

It is a happy number.

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, 8723153 + ... + 8747919.

Almost surely, 2^216353020112 is an apocalyptic number.

It is an amenable number.

216353020112 is a deficient number, since it is larger than the sum of its proper divisors (212630523184).

216353020112 is a wasteful number, since it uses less digits than its factorization.

216353020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37515 (or 37509 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 216353020112 its reverse (211020353612), we get a palindrome (427373373724).

The spelling of 216353020112 in words is "two hundred sixteen billion, three hundred fifty-three million, twenty thousand, one hundred twelve".