101122110 has 48 divisors (see below), whose sum is σ = 270032256. Its totient is φ = 26236224.

The previous prime is 101122081. The next prime is 101122117. The reversal of 101122110 is 11221101.

It is a happy number.

It is a super-2 number, since 2×101122110² = 20451362261704200, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 101122092 and 101122101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11854 + ... + 18513.

It is an arithmetic number, because the mean of its divisors is an integer number (5625672).

Almost surely, 2^101122110 is an apocalyptic number.

101122110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101122110 is an abundant number, since it is smaller than the sum of its proper divisors (168910146).

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

101122110 is a wasteful number, since it uses less digits than its factorization.

101122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30417 (or 30414 counting only the distinct ones).

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

The square root of 101122110 is about 10055.9489855508. The cubic root of 101122110 is about 465.8885542160. Note that the first 3 decimals are identical.

Adding to 101122110 its reverse (11221101), we get a palindrome (112343211).

The spelling of 101122110 in words is "one hundred one million, one hundred twenty-two thousand, one hundred ten".