220122101101101 has 4 divisors (see below), whose sum is σ = 293496134801472. Its totient is φ = 146748067400732.

The previous prime is 220122101101013. The next prime is 220122101101171. The reversal of 220122101101101 is 101101101221022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220122101101101 - 2²¹ = 220122099003949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220122101101171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36687016850181 + ... + 36687016850186.

It is an arithmetic number, because the mean of its divisors is an integer number (73374033700368).

Almost surely, 2^{220122101101101} is an apocalyptic number.

It is an amenable number.

220122101101101 is a deficient number, since it is larger than the sum of its proper divisors (73374033700371).

220122101101101 is an equidigital number, since it uses as much as digits as its factorization.

220122101101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73374033700370.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 220122101101101 its reverse (101101101221022), we get a palindrome (321223202322123).

The spelling of 220122101101101 in words is "two hundred twenty trillion, one hundred twenty-two billion, one hundred one million, one hundred one thousand, one hundred one".