221101101122 has 8 divisors (see below), whose sum is σ = 361801801872. Its totient is φ = 100500500500.

The previous prime is 221101101101. The next prime is 221101101127.

221101101122 is nontrivially palindromic in base 10.

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

It is a junction number, because it is equal to n+sod(n) for n = 221101101097 and 221101101106.

It is not an unprimeable number, because it can be changed into a prime (221101101127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5025025004 + ... + 5025025047.

It is an arithmetic number, because the mean of its divisors is an integer number (45225225234).

Almost surely, 2^221101101122 is an apocalyptic number.

221101101122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221101101122 is a deficient number, since it is larger than the sum of its proper divisors (140700700750).

221101101122 is a wasteful number, since it uses less digits than its factorization.

221101101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10050050064.

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

It can be divided in two parts, 221101 and 101122, that added together give a palindrome (322223).

The spelling of 221101101122 in words is "two hundred twenty-one billion, one hundred one million, one hundred one thousand, one hundred twenty-two".