212021013303001 has 4 divisors (see below), whose sum is σ = 242309729489152. Its totient is φ = 181732297116852.

The previous prime is 212021013302971. The next prime is 212021013303041. The reversal of 212021013303001 is 100303310120212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212021013303001 - 2¹⁹ = 212021012778713 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 212021013303001.

It is not an unprimeable number, because it can be changed into a prime (212021013303041) 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, 15144358093065 + ... + 15144358093078.

It is an arithmetic number, because the mean of its divisors is an integer number (60577432372288).

Almost surely, 2^{212021013303001} is an apocalyptic number.

It is an amenable number.

212021013303001 is a deficient number, since it is larger than the sum of its proper divisors (30288716186151).

212021013303001 is an equidigital number, since it uses as much as digits as its factorization.

212021013303001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30288716186150.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 212021013303001 its reverse (100303310120212), we get a palindrome (312324323423213).

The spelling of 212021013303001 in words is "two hundred twelve trillion, twenty-one billion, thirteen million, three hundred three thousand, one".