120222101 has 4 divisors (see below), whose sum is σ = 126549600. Its totient is φ = 113894604.

The previous prime is 120222077. The next prime is 120222107. The reversal of 120222101 is 101222021.

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 120222101 - 2¹⁴ = 120205717 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 (120222107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3163721 + ... + 3163758.

It is an arithmetic number, because the mean of its divisors is an integer number (31637400).

Almost surely, 2^120222101 is an apocalyptic number.

It is an amenable number.

120222101 is a deficient number, since it is larger than the sum of its proper divisors (6327499).

120222101 is an equidigital number, since it uses as much as digits as its factorization.

120222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6327498.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 120222101 is about 10964.5839410349. The cubic root of 120222101 is about 493.5465318568.

Adding to 120222101 its reverse (101222021), we get a palindrome (221444122).

The spelling of 120222101 in words is "one hundred twenty million, two hundred twenty-two thousand, one hundred one".