120120110020020 has 96 divisors (see below), whose sum is σ = 366918391074816. Its totient is φ = 29119546115200.

The previous prime is 120120110020007. The next prime is 120120110020033. The reversal of 120120110020020 is 20020011021021.

It is an interprime number because it is at equal distance from previous prime (120120110020007) and next prime (120120110020033).

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 = 120120110019978 and 120120110020005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39364057 + ... + 42305663.

It is an arithmetic number, because the mean of its divisors is an integer number (3822066573696).

Almost surely, 2^{120120110020020} is an apocalyptic number.

120120110020020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120120110020020 is an abundant number, since it is smaller than the sum of its proper divisors (246798281054796).

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

120120110020020 is a wasteful number, since it uses less digits than its factorization.

120120110020020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003501 (or 3003499 counting only the distinct ones).

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

Adding to 120120110020020 its reverse (20020011021021), we get a palindrome (140140121041041).

The spelling of 120120110020020 in words is "one hundred twenty trillion, one hundred twenty billion, one hundred ten million, twenty thousand, twenty".