120320200211220 has 144 divisors (see below), whose sum is σ = 384602011073280. Its totient is φ = 30363315091200.

The previous prime is 120320200211209. The next prime is 120320200211243. The reversal of 120320200211220 is 22112002023021.

120320200211220 is a `hidden beast` number, since 1 + 2 + 0 + 32 + 0 + 200 + 211 + 220 = 666.

It is a super-2 number, since 2×120320200211220² (a number of 29 digits) contains 22 as substring.

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 = 120320200211193 and 120320200211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16193571 + ... + 22424810.

It is an arithmetic number, because the mean of its divisors is an integer number (2670847299120).

Almost surely, 2^{120320200211220} is an apocalyptic number.

120320200211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120320200211220 is an abundant number, since it is smaller than the sum of its proper divisors (264281810862060).

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

120320200211220 is a wasteful number, since it uses less digits than its factorization.

120320200211220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38619326 (or 38619321 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 120320200211220 its reverse (22112002023021), we get a palindrome (142432202234241).

The spelling of 120320200211220 in words is "one hundred twenty trillion, three hundred twenty billion, two hundred million, two hundred eleven thousand, two hundred twenty".