122120000122120 has 1024 divisors, whose sum is σ = 402974466048000. Its totient is φ = 32053567795200.

The previous prime is 122120000122091. The next prime is 122120000122147. The reversal of 122120000122120 is 21221000021221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122120000122094 and 122120000122103.

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, 2322573991 + ... + 2322626569.

It is an arithmetic number, because the mean of its divisors is an integer number (393529752000).

Almost surely, 2^{122120000122120} is an apocalyptic number.

122120000122120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122120000122120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201487233024000).

122120000122120 is an abundant number, since it is smaller than the sum of its proper divisors (280854465925880).

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

122120000122120 is a wasteful number, since it uses less digits than its factorization.

122120000122120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52754 (or 52750 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122120000122120 its reverse (21221000021221), we get a palindrome (143341000143341).

The spelling of 122120000122120 in words is "one hundred twenty-two trillion, one hundred twenty billion, one hundred twenty-two thousand, one hundred twenty".