213202028 has 24 divisors (see below), whose sum is σ = 402488352. Its totient is φ = 98233344.

The previous prime is 213202027. The next prime is 213202037. The reversal of 213202028 is 820202312.

213202028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (213202027) 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, 30476 + ... + 36812.

It is an arithmetic number, because the mean of its divisors is an integer number (16770348).

Almost surely, 2^213202028 is an apocalyptic number.

It is an amenable number.

213202028 is a deficient number, since it is larger than the sum of its proper divisors (189286324).

213202028 is a wasteful number, since it uses less digits than its factorization.

213202028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7001 (or 6999 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 213202028 is about 14601.4392441293. The cubic root of 213202028 is about 597.3980176429.

The spelling of 213202028 in words is "two hundred thirteen million, two hundred two thousand, twenty-eight".