122001231020130 has 144 divisors (see below), whose sum is σ = 398470136605632. Its totient is φ = 25350905131200.

The previous prime is 122001231020069. The next prime is 122001231020171. The reversal of 122001231020130 is 31020132100221.

122001231020130 is a `hidden beast` number, since 1 + 2 + 200 + 1 + 2 + 310 + 20 + 130 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 800141736 + ... + 800294195.

It is an arithmetic number, because the mean of its divisors is an integer number (2767153726428).

Almost surely, 2^{122001231020130} is an apocalyptic number.

122001231020130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122001231020130 is an abundant number, since it is smaller than the sum of its proper divisors (276468905585502).

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

122001231020130 is a wasteful number, since it uses less digits than its factorization.

122001231020130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600435973 (or 1600435959 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 122001231020130 its reverse (31020132100221), we get a palindrome (153021363120351).

The spelling of 122001231020130 in words is "one hundred twenty-two trillion, one billion, two hundred thirty-one million, twenty thousand, one hundred thirty".