220102122020120 has 32 divisors (see below), whose sum is σ = 495232168298400. Its totient is φ = 88040423251968.

The previous prime is 220102122020101. The next prime is 220102122020141. The reversal of 220102122020120 is 21020221201022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4853609 + ... + 21535128.

It is an arithmetic number, because the mean of its divisors is an integer number (15476005259325).

Almost surely, 2^{220102122020120} is an apocalyptic number.

220102122020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220102122020120 is an abundant number, since it is smaller than the sum of its proper divisors (275130046278280).

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

220102122020120 is a wasteful number, since it uses less digits than its factorization.

220102122020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26597267 (or 26597263 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220102122020120 its reverse (21020221201022), we get a palindrome (241122343221142).

The spelling of 220102122020120 in words is "two hundred twenty trillion, one hundred two billion, one hundred twenty-two million, twenty thousand, one hundred twenty".