210020101221201 has 8 divisors (see below), whose sum is σ = 280725122830944. Its totient is φ = 139664240212800.

The previous prime is 210020101221109. The next prime is 210020101221209. The reversal of 210020101221201 is 102122101020012.

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

It is not a de Polignac number, because 210020101221201 - 2¹⁸ = 210020100959057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210020101221209) 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, 87290148931 + ... + 87290151336.

It is an arithmetic number, because the mean of its divisors is an integer number (35090640353868).

Almost surely, 2^{210020101221201} is an apocalyptic number.

It is an amenable number.

210020101221201 is a deficient number, since it is larger than the sum of its proper divisors (70705021609743).

210020101221201 is a wasteful number, since it uses less digits than its factorization.

210020101221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174580300671.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210020101221201 its reverse (102122101020012), we get a palindrome (312142202241213).

The spelling of 210020101221201 in words is "two hundred ten trillion, twenty billion, one hundred one million, two hundred twenty-one thousand, two hundred one".