221000021201101 has 8 divisors (see below), whose sum is σ = 229528618897664. Its totient is φ = 212558896301760.

The previous prime is 221000021201059. The next prime is 221000021201111. The reversal of 221000021201101 is 101102120000122.

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 221000021201101 - 2⁴⁷ = 80262532845773 is a prime.

It is a super-2 number, since 2×221000021201101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221000021201111) 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, 21868194156 + ... + 21868204261.

It is an arithmetic number, because the mean of its divisors is an integer number (28691077362208).

Almost surely, 2^{221000021201101} is an apocalyptic number.

It is an amenable number.

221000021201101 is a deficient number, since it is larger than the sum of its proper divisors (8528597696563).

221000021201101 is a wasteful number, since it uses less digits than its factorization.

221000021201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43736398611.

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

Adding to 221000021201101 its reverse (101102120000122), we get a palindrome (322102141201223).

The spelling of 221000021201101 in words is "two hundred twenty-one trillion, twenty-one million, two hundred one thousand, one hundred one".