101221101200110 has 8 divisors (see below), whose sum is σ = 182197982160216. Its totient is φ = 40488440480040.

The previous prime is 101221101200077. The next prime is 101221101200137. The reversal of 101221101200110 is 11002101122101.

It is a happy number.

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

It is a super-2 number, since 2×101221101200110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5061055059996 + ... + 5061055060015.

It is an arithmetic number, because the mean of its divisors is an integer number (22774747770027).

Almost surely, 2^{101221101200110} is an apocalyptic number.

101221101200110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101221101200110 is a deficient number, since it is larger than the sum of its proper divisors (80976880960106).

101221101200110 is a wasteful number, since it uses less digits than its factorization.

101221101200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10122110120018.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101221101200110 its reverse (11002101122101), we get a palindrome (112223202322211).

The spelling of 101221101200110 in words is "one hundred one trillion, two hundred twenty-one billion, one hundred one million, two hundred thousand, one hundred ten".