120022012020 has 24 divisors (see below), whose sum is σ = 336061633824. Its totient is φ = 32005869856.

The previous prime is 120022012009. The next prime is 120022012021. The reversal of 120022012020 is 20210220021.

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 = 120022011987 and 120022012005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120022012021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000183374 + ... + 1000183493.

It is an arithmetic number, because the mean of its divisors is an integer number (14002568076).

Almost surely, 2^120022012020 is an apocalyptic number.

120022012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120022012020 is an abundant number, since it is smaller than the sum of its proper divisors (216039621804).

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

120022012020 is a wasteful number, since it uses less digits than its factorization.

120022012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000366879 (or 2000366877 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 120022012020 its reverse (20210220021), we get a palindrome (140232232041).

The spelling of 120022012020 in words is "one hundred twenty billion, twenty-two million, twelve thousand, twenty".