120221212111122 has 16 divisors (see below), whose sum is σ = 240444125172000. Its totient is φ = 40073453878752.

The previous prime is 120221212111079. The next prime is 120221212111123. The reversal of 120221212111122 is 221111212122021.

It is not an unprimeable number, because it can be changed into a prime (120221212111123) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 69953163 + ... + 71651150.

It is an arithmetic number, because the mean of its divisors is an integer number (15027757823250).

Almost surely, 2^{120221212111122} is an apocalyptic number.

120221212111122 is an abundant number, since it is smaller than the sum of its proper divisors (120222913060878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120221212111122 is a wasteful number, since it uses less digits than its factorization.

120221212111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141745817.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 120221212111122 its reverse (221111212122021), we get a palindrome (341332424233143).

The spelling of 120221212111122 in words is "one hundred twenty trillion, two hundred twenty-one billion, two hundred twelve million, one hundred eleven thousand, one hundred twenty-two".