210201220102101 has 8 divisors (see below), whose sum is σ = 281720460793920. Its totient is φ = 139408063072512.

The previous prime is 210201220102099. The next prime is 210201220102109. The reversal of 210201220102101 is 101201022102012.

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

It is not a de Polignac number, because 210201220102101 - 2¹ = 210201220102099 is a prime.

It is a super-2 number, since 2×210201220102101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210201220102109) 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, 181520914881 + ... + 181520916038.

It is an arithmetic number, because the mean of its divisors is an integer number (35215057599240).

Almost surely, 2^{210201220102101} is an apocalyptic number.

It is an amenable number.

210201220102101 is a deficient number, since it is larger than the sum of its proper divisors (71519240691819).

210201220102101 is a wasteful number, since it uses less digits than its factorization.

210201220102101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363041831115.

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

Adding to 210201220102101 its reverse (101201022102012), we get a palindrome (311402242204113).

The spelling of 210201220102101 in words is "two hundred ten trillion, two hundred one billion, two hundred twenty million, one hundred two thousand, one hundred one".