120222021121 has 8 divisors (see below), whose sum is σ = 123103912320. Its totient is φ = 117353629008.

The previous prime is 120222021109. The next prime is 120222021133. The reversal of 120222021121 is 121120222021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120222021109) and next prime (120222021133).

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

It is a cyclic number.

It is not a de Polignac number, because 120222021121 - 2⁵ = 120222021089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120222021095 and 120222021104.

It is not an unprimeable number, because it can be changed into a prime (120222021721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3356746 + ... + 3392371.

It is an arithmetic number, because the mean of its divisors is an integer number (15387989040).

Almost surely, 2^120222021121 is an apocalyptic number.

It is an amenable number.

120222021121 is a deficient number, since it is larger than the sum of its proper divisors (2881891199).

120222021121 is an equidigital number, since it uses as much as digits as its factorization.

120222021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6749543.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120222021121 its reverse (121120222021), we get a palindrome (241342243142).

Subtracting 120222021121 from its reverse (121120222021), we obtain a square (898200900 = 29970²).

It can be divided in two parts, 120222021 and 121, that multiplied together give a palindrome (14546864541).

The spelling of 120222021121 in words is "one hundred twenty billion, two hundred twenty-two million, twenty-one thousand, one hundred twenty-one".