101020100221221 has 8 divisors (see below), whose sum is σ = 135370318555200. Its totient is φ = 67008307684032.

The previous prime is 101020100221213. The next prime is 101020100221237. The reversal of 101020100221221 is 122122001020101.

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

It is not a de Polignac number, because 101020100221221 - 2³ = 101020100221213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101020100221221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020100221321) 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, 84606448500 + ... + 84606449693.

It is an arithmetic number, because the mean of its divisors is an integer number (16921289819400).

Almost surely, 2^{101020100221221} is an apocalyptic number.

It is an amenable number.

101020100221221 is a deficient number, since it is larger than the sum of its proper divisors (34350218333979).

101020100221221 is a wasteful number, since it uses less digits than its factorization.

101020100221221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169212898395.

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

Adding to 101020100221221 its reverse (122122001020101), we get a palindrome (223142101241322).

The spelling of 101020100221221 in words is "one hundred one trillion, twenty billion, one hundred million, two hundred twenty-one thousand, two hundred twenty-one".