100215650615212 has 12 divisors (see below), whose sum is σ = 191320787538216. Its totient is φ = 45552568461440.

The previous prime is 100215650615149. The next prime is 100215650615219. The reversal of 100215650615212 is 212516056512001.

It is not an unprimeable number, because it can be changed into a prime (100215650615219) 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, 1138814211493 + ... + 1138814211580.

It is an arithmetic number, because the mean of its divisors is an integer number (15943398961518).

Almost surely, 2^{100215650615212} is an apocalyptic number.

It is an amenable number.

100215650615212 is a deficient number, since it is larger than the sum of its proper divisors (91105136923004).

100215650615212 is a wasteful number, since it uses less digits than its factorization.

100215650615212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277628423088 (or 2277628423086 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 37.

The spelling of 100215650615212 in words is "one hundred trillion, two hundred fifteen billion, six hundred fifty million, six hundred fifteen thousand, two hundred twelve".