213102268 has 12 divisors (see below), whose sum is σ = 389143440. Its totient is φ = 101918432.

The previous prime is 213102247. The next prime is 213102269. The reversal of 213102268 is 862201312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213102269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1158073 + ... + 1158256.

It is an arithmetic number, because the mean of its divisors is an integer number (32428620).

Almost surely, 2^213102268 is an apocalyptic number.

It is an amenable number.

213102268 is a deficient number, since it is larger than the sum of its proper divisors (176041172).

213102268 is a wasteful number, since it uses less digits than its factorization.

213102268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316356 (or 2316354 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 213102268 is about 14598.0227428238. The cubic root of 213102268 is about 597.3048263405.

The spelling of 213102268 in words is "two hundred thirteen million, one hundred two thousand, two hundred sixty-eight".