101101122 has 48 divisors (see below), whose sum is σ = 228289152. Its totient is φ = 33534000.

The previous prime is 101101111. The next prime is 101101139. The reversal of 101101122 is 221101101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134247 + ... + 134997.

It is an arithmetic number, because the mean of its divisors is an integer number (4756024).

Almost surely, 2^101101122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101101122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114144576).

101101122 is an abundant number, since it is smaller than the sum of its proper divisors (127188030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101101122 is an equidigital number, since it uses as much as digits as its factorization.

101101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045 (or 1033 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 101101122 is about 10054.9053700172. The cubic root of 101101122 is about 465.8563200998.

Adding to 101101122 its reverse (221101101), we get a palindrome (322202223).

The spelling of 101101122 in words is "one hundred one million, one hundred one thousand, one hundred twenty-two".