213013202 has 4 divisors (see below), whose sum is σ = 319519806. Its totient is φ = 106506600.

The previous prime is 213013153. The next prime is 213013211. The reversal of 213013202 is 202310312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 209989081 + 3024121 = 14491^2 + 1739^2 .

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 as a sum of consecutive naturals, namely, 53253299 + ... + 53253302.

Almost surely, 2^213013202 is an apocalyptic number.

213013202 is a deficient number, since it is larger than the sum of its proper divisors (106506604).

213013202 is a wasteful number, since it uses less digits than its factorization.

213013202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106506603.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 213013202 is about 14594.9718053856. The cubic root of 213013202 is about 597.2216003141.

Adding to 213013202 its reverse (202310312), we get a palindrome (415323514).

The spelling of 213013202 in words is "two hundred thirteen million, thirteen thousand, two hundred two".