213110836 has 6 divisors (see below), whose sum is σ = 372943970. Its totient is φ = 106555416.

The previous prime is 213110819. The next prime is 213110837. The reversal of 213110836 is 638011312.

213110836 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 175827600 + 37283236 = 13260^2 + 6106^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213110836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213110837) by changing a digit.

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 as a sum of consecutive naturals, namely, 26638851 + ... + 26638858.

Almost surely, 2^213110836 is an apocalyptic number.

It is an amenable number.

213110836 is a deficient number, since it is larger than the sum of its proper divisors (159833134).

213110836 is a wasteful number, since it uses less digits than its factorization.

213110836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53277713 (or 53277711 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 213110836 is about 14598.3162042751. The cubic root of 213110836 is about 597.3128313220.

The spelling of 213110836 in words is "two hundred thirteen million, one hundred ten thousand, eight hundred thirty-six".