213120023002 has 8 divisors (see below), whose sum is σ = 319694857812. Its totient is φ = 106555070400.

The previous prime is 213120022993. The next prime is 213120023027. The reversal of 213120023002 is 200320021312.

It can be written as a sum of positive squares in 2 ways, for example, as 176459645041 + 36660377961 = 420071^2 + 191469^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2416399 + ... + 2503042.

Almost surely, 2^213120023002 is an apocalyptic number.

213120023002 is a deficient number, since it is larger than the sum of its proper divisors (106574834810).

213120023002 is a wasteful number, since it uses less digits than its factorization.

213120023002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4941104.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 213120023002 its reverse (200320021312), we get a palindrome (413440044314).

The spelling of 213120023002 in words is "two hundred thirteen billion, one hundred twenty million, twenty-three thousand, two".