120102221303121 has 16 divisors (see below), whose sum is σ = 161096136259968. Its totient is φ = 79588232544000.

The previous prime is 120102221303069. The next prime is 120102221303143. The reversal of 120102221303121 is 121303122201021.

It is not a de Polignac number, because 120102221303121 - 2¹³ = 120102221294929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120102221303191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99399591 + ... + 100600611.

It is an arithmetic number, because the mean of its divisors is an integer number (10068508516248).

Almost surely, 2^{120102221303121} is an apocalyptic number.

It is an amenable number.

120102221303121 is a deficient number, since it is larger than the sum of its proper divisors (40993914956847).

120102221303121 is a wasteful number, since it uses less digits than its factorization.

120102221303121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400792.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 120102221303121 its reverse (121303122201021), we get a palindrome (241405343504142).

The spelling of 120102221303121 in words is "one hundred twenty trillion, one hundred two billion, two hundred twenty-one million, three hundred three thousand, one hundred twenty-one".