212030653 has 8 divisors (see below), whose sum is σ = 213968448. Its totient is φ = 210098784.

The previous prime is 212030603. The next prime is 212030659. The reversal of 212030653 is 356030212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212030653 - 2²¹ = 209933501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212030659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100750 + ... + 102832.

It is an arithmetic number, because the mean of its divisors is an integer number (26746056).

Almost surely, 2^212030653 is an apocalyptic number.

It is an amenable number.

212030653 is a deficient number, since it is larger than the sum of its proper divisors (1937795).

212030653 is a wasteful number, since it uses less digits than its factorization.

212030653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 212030653 is about 14561.2723688557. The cubic root of 212030653 is about 596.3019326948.

Adding to 212030653 its reverse (356030212), we get a palindrome (568060865).

The spelling of 212030653 in words is "two hundred twelve million, thirty thousand, six hundred fifty-three".