210002021332 has 6 divisors (see below), whose sum is σ = 367503537338. Its totient is φ = 105001010664.

The previous prime is 210002021329. The next prime is 210002021347. The reversal of 210002021332 is 233120200012.

It can be written as a sum of positive squares in only one way, i.e., 209941741636 + 60279696 = 458194^2 + 7764^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26250252663 + ... + 26250252670.

Almost surely, 2^210002021332 is an apocalyptic number.

It is an amenable number.

210002021332 is a deficient number, since it is larger than the sum of its proper divisors (157501516006).

210002021332 is a wasteful number, since it uses less digits than its factorization.

210002021332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52500505337 (or 52500505335 counting only the distinct ones).

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

Adding to 210002021332 its reverse (233120200012), we get a palindrome (443122221344).

The spelling of 210002021332 in words is "two hundred ten billion, two million, twenty-one thousand, three hundred thirty-two".