212301116 has 48 divisors (see below), whose sum is σ = 398170080. Its totient is φ = 98887680.

The previous prime is 212301073. The next prime is 212301139. The reversal of 212301116 is 611103212.

It is a junction number, because it is equal to n+sod(n) for n = 212301094 and 212301103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357716 + ... + 358308.

It is an arithmetic number, because the mean of its divisors is an integer number (8295210).

Almost surely, 2^212301116 is an apocalyptic number.

It is an amenable number.

212301116 is a deficient number, since it is larger than the sum of its proper divisors (185868964).

212301116 is a wasteful number, since it uses less digits than its factorization.

212301116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 212301116 is about 14570.5564753032. The cubic root of 212301116 is about 596.5553694527. Note that the first 3 decimals are identical.

Adding to 212301116 its reverse (611103212), we get a palindrome (823404328).

The spelling of 212301116 in words is "two hundred twelve million, three hundred one thousand, one hundred sixteen".