210001320001 has 8 divisors (see below), whose sum is σ = 231316547904. Its totient is φ = 189056791920.

The previous prime is 210001319981. The next prime is 210001320017. The reversal of 210001320001 is 100023100012.

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

It is a cyclic number.

It is not a de Polignac number, because 210001320001 - 2⁷ = 210001319873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210001320001.

It is not an unprimeable number, because it can be changed into a prime (210001320101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92673766 + ... + 92676031.

It is an arithmetic number, because the mean of its divisors is an integer number (28914568488).

Almost surely, 2^210001320001 is an apocalyptic number.

It is an amenable number.

210001320001 is a deficient number, since it is larger than the sum of its proper divisors (21315227903).

210001320001 is a wasteful number, since it uses less digits than its factorization.

210001320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185349911.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 210001320001 its reverse (100023100012), we get a palindrome (310024420013).

The spelling of 210001320001 in words is "two hundred ten billion, one million, three hundred twenty thousand, one".