213011002 has 8 divisors (see below), whose sum is σ = 319919796. Its totient is φ = 106371072.

The previous prime is 213010997. The next prime is 213011011. The reversal of 213011002 is 200110312.

It can be written as a sum of positive squares in 2 ways, for example, as 212547241 + 463761 = 14579^2 + 681^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 213011002.

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 in 3 ways as a sum of consecutive naturals, for example, 65223 + ... + 68410.

Almost surely, 2^213011002 is an apocalyptic number.

213011002 is a deficient number, since it is larger than the sum of its proper divisors (106908794).

213011002 is a wasteful number, since it uses less digits than its factorization.

213011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134432.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 213011002 is about 14594.8964367686. The cubic root of 213011002 is about 597.2195442724.

Adding to 213011002 its reverse (200110312), we get a palindrome (413121314).

The spelling of 213011002 in words is "two hundred thirteen million, eleven thousand, two".