212216035 has 16 divisors (see below), whose sum is σ = 269084160. Its totient is φ = 160224480.

The previous prime is 212216023. The next prime is 212216047. The reversal of 212216035 is 530612212.

It is an interprime number because it is at equal distance from previous prime (212216023) and next prime (212216047).

It is not a de Polignac number, because 212216035 - 2⁵ = 212216003 is a prime.

It is a super-2 number, since 2×212216035² = 90071291022242450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212215997 and 212216015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21624 + ... + 29866.

It is an arithmetic number, because the mean of its divisors is an integer number (16817760).

Almost surely, 2^212216035 is an apocalyptic number.

212216035 is a deficient number, since it is larger than the sum of its proper divisors (56868125).

212216035 is a wasteful number, since it uses less digits than its factorization.

212216035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8538.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 212216035 is about 14567.6365619135. The cubic root of 212216035 is about 596.4756677063.

Adding to 212216035 its reverse (530612212), we get a palindrome (742828247).

The spelling of 212216035 in words is "two hundred twelve million, two hundred sixteen thousand, thirty-five".