120201201200220 has 72 divisors (see below), whose sum is σ = 391512483918864. Its totient is φ = 27474560273664.

The previous prime is 120201201200209. The next prime is 120201201200231. The reversal of 120201201200220 is 22002102102021.

It is an interprime number because it is at equal distance from previous prime (120201201200209) and next prime (120201201200231).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120201201200220.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 20442378217 + ... + 20442384096.

It is an arithmetic number, because the mean of its divisors is an integer number (5437673387762).

Almost surely, 2^{120201201200220} is an apocalyptic number.

120201201200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120201201200220 is an abundant number, since it is smaller than the sum of its proper divisors (271311282718644).

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

120201201200220 is a wasteful number, since it uses less digits than its factorization.

120201201200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40884762339 (or 40884762330 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 120201201200220 its reverse (22002102102021), we get a palindrome (142203303302241).

The spelling of 120201201200220 in words is "one hundred twenty trillion, two hundred one billion, two hundred one million, two hundred thousand, two hundred twenty".