120011221022122 has 4 divisors (see below), whose sum is σ = 180016831533186. Its totient is φ = 60005610511060.

The previous prime is 120011221022113. The next prime is 120011221022153. The reversal of 120011221022122 is 221220122110021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 67749179918121 + 52262041104001 = 8230989^2 + 7229249^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120011221022122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30002805255529 + ... + 30002805255532.

Almost surely, 2^{120011221022122} is an apocalyptic number.

120011221022122 is a deficient number, since it is larger than the sum of its proper divisors (60005610511064).

120011221022122 is an equidigital number, since it uses as much as digits as its factorization.

120011221022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60005610511063.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 120011221022122 its reverse (221220122110021), we get a palindrome (341231343132143).

The spelling of 120011221022122 in words is "one hundred twenty trillion, eleven billion, two hundred twenty-one million, twenty-two thousand, one hundred twenty-two".