120100221101101 has 4 divisors (see below), whose sum is σ = 126421285369600. Its totient is φ = 113779156832604.

The previous prime is 120100221101099. The next prime is 120100221101183. The reversal of 120100221101101 is 101101122001021.

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 120100221101101 - 2¹ = 120100221101099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120100221101501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3160532134221 + ... + 3160532134258.

It is an arithmetic number, because the mean of its divisors is an integer number (31605321342400).

Almost surely, 2^{120100221101101} is an apocalyptic number.

It is an amenable number.

120100221101101 is a deficient number, since it is larger than the sum of its proper divisors (6321064268499).

120100221101101 is an equidigital number, since it uses as much as digits as its factorization.

120100221101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6321064268498.

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

Adding to 120100221101101 its reverse (101101122001021), we get a palindrome (221201343102122).

The spelling of 120100221101101 in words is "one hundred twenty trillion, one hundred billion, two hundred twenty-one million, one hundred one thousand, one hundred one".