210001120210 has 32 divisors (see below), whose sum is σ = 432018541440. Its totient is φ = 71997677952.

The previous prime is 210001120193. The next prime is 210001120223. The reversal of 210001120210 is 12021100012.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2976462 + ... + 3046198.

It is an arithmetic number, because the mean of its divisors is an integer number (13500579420).

Almost surely, 2^210001120210 is an apocalyptic number.

210001120210 is an abundant number, since it is smaller than the sum of its proper divisors (222017421230).

210001120210 is a wasteful number, since it uses less digits than its factorization.

210001120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112770.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 210001120210 its reverse (12021100012), we get a palindrome (222022220222).

The spelling of 210001120210 in words is "two hundred ten billion, one million, one hundred twenty thousand, two hundred ten".