122000010021120 has 864 divisors, whose sum is σ = 511507011093120. Its totient is φ = 24476478996480.

The previous prime is 122000010021059. The next prime is 122000010021157. The reversal of 122000010021120 is 21120010000221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 122000010021096 and 122000010021105.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 59006764 + ... + 61039316.

It is an arithmetic number, because the mean of its divisors is an integer number (592022003580).

Almost surely, 2^{122000010021120} is an apocalyptic number.

122000010021120 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 122000010021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255753505546560).

122000010021120 is an abundant number, since it is smaller than the sum of its proper divisors (389507001072000).

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

122000010021120 is a wasteful number, since it uses less digits than its factorization.

122000010021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032631 (or 2032610 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 122000010021120 its reverse (21120010000221), we get a palindrome (143120020021341).

The spelling of 122000010021120 in words is "one hundred twenty-two trillion, ten million, twenty-one thousand, one hundred twenty".