213002 has 4 divisors (see below), whose sum is σ = 319506. Its totient is φ = 106500.

The previous prime is 212999. The next prime is 213019. The reversal of 213002 is 200312.

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., 116281 + 96721 = 341^2 + 311^2 .

It is a nialpdrome in base 12.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53249 + ... + 53252.

2²¹³⁰⁰² is an apocalyptic number.

213002 is a deficient number, since it is larger than the sum of its proper divisors (106504).

213002 is a wasteful number, since it uses less digits than its factorization.

213002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106503.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 213002 is about 461.5213971204. The cubic root of 213002 is about 59.7211131176.

Adding to 213002 its reverse (200312), we get a palindrome (413314).

The spelling of 213002 in words is "two hundred thirteen thousand, two".