220111201020101 has 8 divisors (see below), whose sum is σ = 220147025038080. Its totient is φ = 220075377774768.

The previous prime is 220111201019921. The next prime is 220111201020121. The reversal of 220111201020101 is 101020102111022.

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 220111201020101 - 2¹⁰ = 220111201019077 is a prime.

It is a super-2 number, since 2×220111201020101² (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 (220111201020121) 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, 908982320 + ... + 909224438.

It is an arithmetic number, because the mean of its divisors is an integer number (27518378129760).

Almost surely, 2^{220111201020101} is an apocalyptic number.

It is an amenable number.

220111201020101 is a deficient number, since it is larger than the sum of its proper divisors (35824017979).

220111201020101 is a wasteful number, since it uses less digits than its factorization.

220111201020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386323.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 220111201020101 its reverse (101020102111022), we get a palindrome (321131303131123).

The spelling of 220111201020101 in words is "two hundred twenty trillion, one hundred eleven billion, two hundred one million, twenty thousand, one hundred one".