210012321301 has 4 divisors (see below), whose sum is σ = 210107222892. Its totient is φ = 209917419712.

The previous prime is 210012321283. The next prime is 210012321317. The reversal of 210012321301 is 103123210012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 197322524100 + 12689797201 = 444210^2 + 112649^2 .

It is a cyclic number.

It is not a de Polignac number, because 210012321301 - 2⁹ = 210012320789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012321331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47447476 + ... + 47451901.

It is an arithmetic number, because the mean of its divisors is an integer number (52526805723).

Almost surely, 2^210012321301 is an apocalyptic number.

It is an amenable number.

210012321301 is a deficient number, since it is larger than the sum of its proper divisors (94901591).

210012321301 is an equidigital number, since it uses as much as digits as its factorization.

210012321301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94901590.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 210012321301 its reverse (103123210012), we get a palindrome (313135531313).

The spelling of 210012321301 in words is "two hundred ten billion, twelve million, three hundred twenty-one thousand, three hundred one".