210001212310 has 8 divisors (see below), whose sum is σ = 378002182176. Its totient is φ = 84000484920.

The previous prime is 210001212301. The next prime is 210001212389. The reversal of 210001212310 is 13212100012.

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

It is a super-2 number, since 2×210001212310² (a number of 23 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 10500060606 + ... + 10500060625.

It is an arithmetic number, because the mean of its divisors is an integer number (47250272772).

Almost surely, 2^210001212310 is an apocalyptic number.

210001212310 is a deficient number, since it is larger than the sum of its proper divisors (168000969866).

210001212310 is a wasteful number, since it uses less digits than its factorization.

210001212310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21000121238.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 210001212310 its reverse (13212100012), we get a palindrome (223213312322).

The spelling of 210001212310 in words is "two hundred ten billion, one million, two hundred twelve thousand, three hundred ten".