20044012340220 has 48 divisors (see below), whose sum is σ = 61225346786688. Its totient is φ = 4859154506560.

The previous prime is 20044012340189. The next prime is 20044012340221. The reversal of 20044012340220 is 2204321044002.

It is a super-3 number, since 3×20044012340220³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20044012340221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15184857174 + ... + 15184858493.

It is an arithmetic number, because the mean of its divisors is an integer number (1275528058056).

Almost surely, 2^{20044012340220} is an apocalyptic number.

20044012340220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20044012340220 is an abundant number, since it is smaller than the sum of its proper divisors (41181334446468).

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

20044012340220 is a wasteful number, since it uses less digits than its factorization.

20044012340220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30369715690 (or 30369715688 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 20044012340220 its reverse (2204321044002), we get a palindrome (22248333384222).

The spelling of 20044012340220 in words is "twenty trillion, forty-four billion, twelve million, three hundred forty thousand, two hundred twenty".