210120222002 has 8 divisors (see below), whose sum is σ = 315191302812. Its totient is φ = 105056454400.

The previous prime is 210120221977. The next prime is 210120222017. The reversal of 210120222002 is 200222021012.

It can be written as a sum of positive squares in 2 ways, for example, as 207360926161 + 2759295841 = 455369^2 + 52529^2 .

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

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, 1755899 + ... + 1871742.

Almost surely, 2^210120222002 is an apocalyptic number.

210120222002 is a deficient number, since it is larger than the sum of its proper divisors (105071080810).

210120222002 is a wasteful number, since it uses less digits than its factorization.

210120222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3656604.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 210120222002 its reverse (200222021012), we get a palindrome (410342243014).

The spelling of 210120222002 in words is "two hundred ten billion, one hundred twenty million, two hundred twenty-two thousand, two".