210151216 has 20 divisors (see below), whose sum is σ = 444183624. Its totient is φ = 95523200.

The previous prime is 210151177. The next prime is 210151217. The reversal of 210151216 is 612151012.

It is a junction number, because it is equal to n+sod(n) for n = 210151193 and 210151202.

It is not an unprimeable number, because it can be changed into a prime (210151217) 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, 596845 + ... + 597196.

Almost surely, 2^210151216 is an apocalyptic number.

It is an amenable number.

210151216 is an abundant number, since it is smaller than the sum of its proper divisors (234032408).

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

210151216 is a wasteful number, since it uses less digits than its factorization.

210151216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194060 (or 1194054 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 210151216 is about 14496.5932549686. The cubic root of 210151216 is about 594.5348302683.

The spelling of 210151216 in words is "two hundred ten million, one hundred fifty-one thousand, two hundred sixteen".