99210212235136 has 32 divisors (see below), whose sum is σ = 197811853283880. Its totient is φ = 49563315724800.

The previous prime is 99210212235091. The next prime is 99210212235139. The reversal of 99210212235136 is 63153221201299.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99210212235139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326334915 + ... + 326638786.

Almost surely, 2^{99210212235136} is an apocalyptic number.

It is an amenable number.

99210212235136 is a deficient number, since it is larger than the sum of its proper divisors (98601641048744).

99210212235136 is a wasteful number, since it uses less digits than its factorization.

99210212235136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652974902 (or 652974890 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 99210212235136 in words is "ninety-nine trillion, two hundred ten billion, two hundred twelve million, two hundred thirty-five thousand, one hundred thirty-six".