210020211121201 has 48 divisors (see below), whose sum is σ = 246967535105280. Its totient is φ = 177804175610880.

The previous prime is 210020211121151. The next prime is 210020211121213. The reversal of 210020211121201 is 102121112020012.

It is not a de Polignac number, because 210020211121201 - 2¹⁷ = 210020210990129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210020211127201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51273115 + ... + 55217503.

It is an arithmetic number, because the mean of its divisors is an integer number (5145156981360).

Almost surely, 2^{210020211121201} is an apocalyptic number.

It is an amenable number.

210020211121201 is a deficient number, since it is larger than the sum of its proper divisors (36947323984079).

210020211121201 is a wasteful number, since it uses less digits than its factorization.

210020211121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3944906 (or 3944893 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 210020211121201 its reverse (102121112020012), we get a palindrome (312141323141213).

The spelling of 210020211121201 in words is "two hundred ten trillion, twenty billion, two hundred eleven million, one hundred twenty-one thousand, two hundred one".