20123024003220 has 24 divisors (see below), whose sum is σ = 56344467209184. Its totient is φ = 5366139734176.

The previous prime is 20123024003059. The next prime is 20123024003221. The reversal of 20123024003220 is 2230042032102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20123024003221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167691866634 + ... + 167691866753.

It is an arithmetic number, because the mean of its divisors is an integer number (2347686133716).

Almost surely, 2^{20123024003220} is an apocalyptic number.

20123024003220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20123024003220 is an abundant number, since it is smaller than the sum of its proper divisors (36221443205964).

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

20123024003220 is a wasteful number, since it uses less digits than its factorization.

20123024003220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335383733399 (or 335383733397 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20123024003220 its reverse (2230042032102), we get a palindrome (22353066035322).

The spelling of 20123024003220 in words is "twenty trillion, one hundred twenty-three billion, twenty-four million, three thousand, two hundred twenty".