120122220211110 has 512 divisors, whose sum is σ = 362869839360000. Its totient is φ = 28055231373312.

The previous prime is 120122220211099. The next prime is 120122220211229. The reversal of 120122220211110 is 11112022221021.

120122220211110 is a `hidden beast` number, since 1 + 2 + 0 + 122 + 220 + 211 + 110 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 9466635646 + ... + 9466648334.

It is an arithmetic number, because the mean of its divisors is an integer number (708730155000).

Almost surely, 2^{120122220211110} is an apocalyptic number.

120122220211110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 120122220211110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181434919680000).

120122220211110 is an abundant number, since it is smaller than the sum of its proper divisors (242747619148890).

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

120122220211110 is a wasteful number, since it uses less digits than its factorization.

120122220211110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13677 (or 13671 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 120122220211110 its reverse (11112022221021), we get a palindrome (131234242432131).

The spelling of 120122220211110 in words is "one hundred twenty trillion, one hundred twenty-two billion, two hundred twenty million, two hundred eleven thousand, one hundred ten".