213003321002 has 4 divisors (see below), whose sum is σ = 319504981506. Its totient is φ = 106501660500.

The previous prime is 213003320993. The next prime is 213003321019. The reversal of 213003321002 is 200123300312.

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., 200631430561 + 12371890441 = 447919^2 + 111229^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53250830249 + ... + 53250830252.

Almost surely, 2^213003321002 is an apocalyptic number.

213003321002 is a deficient number, since it is larger than the sum of its proper divisors (106501660504).

213003321002 is a wasteful number, since it uses less digits than its factorization.

213003321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106501660503.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 213003321002 its reverse (200123300312), we get a palindrome (413126621314).

The spelling of 213003321002 in words is "two hundred thirteen billion, three million, three hundred twenty-one thousand, two".