120312211100122 has 16 divisors (see below), whose sum is σ = 184429084747392. Its totient is φ = 58837530304960.

The previous prime is 120312211099973. The next prime is 120312211100149. The reversal of 120312211100122 is 221001112213021.

It is a self number, because there is not a number n which added to its sum of digits gives 120312211100122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420052879 + ... + 420339202.

It is an arithmetic number, because the mean of its divisors is an integer number (11526817796712).

Almost surely, 2^{120312211100122} is an apocalyptic number.

120312211100122 is a deficient number, since it is larger than the sum of its proper divisors (64116873647270).

120312211100122 is a wasteful number, since it uses less digits than its factorization.

120312211100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840393653.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 120312211100122 its reverse (221001112213021), we get a palindrome (341313323313143).

The spelling of 120312211100122 in words is "one hundred twenty trillion, three hundred twelve billion, two hundred eleven million, one hundred thousand, one hundred twenty-two".