120122313121 has 8 divisors (see below), whose sum is σ = 120757147784. Its totient is φ = 119489126400.

The previous prime is 120122313071. The next prime is 120122313127. The reversal of 120122313121 is 121313221021.

It can be written as a sum of positive squares in 4 ways, for example, as 831514896 + 119290798225 = 28836^2 + 345385^2 .

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 120122313121 - 2⁷ = 120122312993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120122313127) 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, 265680 + ... + 557521.

It is an arithmetic number, because the mean of its divisors is an integer number (15094643473).

Almost surely, 2^120122313121 is an apocalyptic number.

It is an amenable number.

120122313121 is a deficient number, since it is larger than the sum of its proper divisors (634834663).

120122313121 is an equidigital number, since it uses as much as digits as its factorization.

120122313121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823971.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 120122313121 its reverse (121313221021), we get a palindrome (241435534142).

The spelling of 120122313121 in words is "one hundred twenty billion, one hundred twenty-two million, three hundred thirteen thousand, one hundred twenty-one".