120221202011020 has 24 divisors (see below), whose sum is σ = 275415844607568. Its totient is φ = 43716800731200.

The previous prime is 120221202010963. The next prime is 120221202011023. The reversal of 120221202011020 is 20110202122021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120221202010985 and 120221202011003.

It is not an unprimeable number, because it can be changed into a prime (120221202011023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273230004351 + ... + 273230004790.

It is an arithmetic number, because the mean of its divisors is an integer number (11475660191982).

Almost surely, 2^{120221202011020} is an apocalyptic number.

120221202011020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120221202011020 is an abundant number, since it is smaller than the sum of its proper divisors (155194642596548).

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

120221202011020 is a wasteful number, since it uses less digits than its factorization.

120221202011020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546460009161 (or 546460009159 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120221202011020 its reverse (20110202122021), we get a palindrome (140331404133041).

The spelling of 120221202011020 in words is "one hundred twenty trillion, two hundred twenty-one billion, two hundred two million, eleven thousand, twenty".