221010001202101 has 8 divisors (see below), whose sum is σ = 223419757595744. Its totient is φ = 218613096843120.

The previous prime is 221010001202059. The next prime is 221010001202161. The reversal of 221010001202101 is 101202100010122.

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

It is a cyclic number.

It is not a de Polignac number, because 221010001202101 - 2²¹ = 221009999104949 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 (221010001202161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3212974086 + ... + 3213042871.

It is an arithmetic number, because the mean of its divisors is an integer number (27927469699468).

Almost surely, 2^{221010001202101} is an apocalyptic number.

It is an amenable number.

221010001202101 is a deficient number, since it is larger than the sum of its proper divisors (2409756393643).

221010001202101 is a wasteful number, since it uses less digits than its factorization.

221010001202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6426017331.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 221010001202101 its reverse (101202100010122), we get a palindrome (322212101212223).

The spelling of 221010001202101 in words is "two hundred twenty-one trillion, ten billion, one million, two hundred two thousand, one hundred one".