120012111220110 has 16 divisors (see below), whose sum is σ = 288029066928336. Its totient is φ = 32003229658688.

The previous prime is 120012111220081. The next prime is 120012111220123. The reversal of 120012111220110 is 11022111210021.

It is a happy number.

120012111220110 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120012111220110.

It is a congruent number.

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, 2000201853639 + ... + 2000201853698.

It is an arithmetic number, because the mean of its divisors is an integer number (18001816683021).

Almost surely, 2^{120012111220110} is an apocalyptic number.

120012111220110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120012111220110 is an abundant number, since it is smaller than the sum of its proper divisors (168016955708226).

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

120012111220110 is a wasteful number, since it uses less digits than its factorization.

120012111220110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000403707347.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120012111220110 its reverse (11022111210021), we get a palindrome (131034222430131).

The spelling of 120012111220110 in words is "one hundred twenty trillion, twelve billion, one hundred eleven million, two hundred twenty thousand, one hundred ten".