120201200011020 has 96 divisors (see below), whose sum is σ = 344227544736768. Its totient is φ = 31325728056832.

The previous prime is 120201200011019. The next prime is 120201200011021. The reversal of 120201200011020 is 20110002102021.

It is an interprime number because it is at equal distance from previous prime (120201200011019) and next prime (120201200011021).

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 = 120201200010987 and 120201200011005.

It is not an unprimeable number, because it can be changed into a prime (120201200011021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29277849 + ... + 33129968.

It is an arithmetic number, because the mean of its divisors is an integer number (3585703591008).

Almost surely, 2^{120201200011020} is an apocalyptic number.

120201200011020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120201200011020 is an abundant number, since it is smaller than the sum of its proper divisors (224026344725748).

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

120201200011020 is a wasteful number, since it uses less digits than its factorization.

120201200011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62408559 (or 62408557 counting only the distinct ones).

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

Adding to 120201200011020 its reverse (20110002102021), we get a palindrome (140311202113041).

The spelling of 120201200011020 in words is "one hundred twenty trillion, two hundred one billion, two hundred million, eleven thousand, twenty".