120120212122 has 16 divisors (see below), whose sum is σ = 180464820480. Its totient is φ = 59965347168.

The previous prime is 120120212101. The next prime is 120120212123. The reversal of 120120212122 is 221212021021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120120212096 and 120120212105.

It is not an unprimeable number, because it can be changed into a prime (120120212123) 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, 3420529 + ... + 3455467.

It is an arithmetic number, because the mean of its divisors is an integer number (11279051280).

Almost surely, 2^120120212122 is an apocalyptic number.

120120212122 is a deficient number, since it is larger than the sum of its proper divisors (60344608358).

120120212122 is a wasteful number, since it uses less digits than its factorization.

120120212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37605.

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

Adding to 120120212122 its reverse (221212021021), we get a palindrome (341332233143).

The spelling of 120120212122 in words is "one hundred twenty billion, one hundred twenty million, two hundred twelve thousand, one hundred twenty-two".