120002023031220 has 144 divisors (see below), whose sum is σ = 410790624491520. Its totient is φ = 28088247801600.

The previous prime is 120002023031183. The next prime is 120002023031227. The reversal of 120002023031220 is 22130320200021.

120002023031220 is a `hidden beast` number, since 120 + 0 + 0 + 2 + 0 + 230 + 312 + 2 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 120002023031193 and 120002023031202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120002023031227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1044892276 + ... + 1045007115.

It is an arithmetic number, because the mean of its divisors is an integer number (2852712670080).

Almost surely, 2^{120002023031220} is an apocalyptic number.

120002023031220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120002023031220 is an abundant number, since it is smaller than the sum of its proper divisors (290788601460300).

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

120002023031220 is a wasteful number, since it uses less digits than its factorization.

120002023031220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2089899446 (or 2089899441 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 120002023031220 its reverse (22130320200021), we get a palindrome (142132343231241).

The spelling of 120002023031220 in words is "one hundred twenty trillion, two billion, twenty-three million, thirty-one thousand, two hundred twenty".