210052121606 has 8 divisors (see below), whose sum is σ = 319515903504. Its totient is φ = 103546820440.

The previous prime is 210052121593. The next prime is 210052121611. The reversal of 210052121606 is 606121250012.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 739620005 + ... + 739620288.

It is an arithmetic number, because the mean of its divisors is an integer number (39939487938).

Almost surely, 2^210052121606 is an apocalyptic number.

210052121606 is a deficient number, since it is larger than the sum of its proper divisors (109463781898).

210052121606 is a wasteful number, since it uses less digits than its factorization.

210052121606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479240366.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 210052121606 its reverse (606121250012), we get a palindrome (816173371618).

The spelling of 210052121606 in words is "two hundred ten billion, fifty-two million, one hundred twenty-one thousand, six hundred six".