20211344143300 has 18 divisors (see below), whose sum is σ = 43858616791178. Its totient is φ = 8084537657280.

The previous prime is 20211344143241. The next prime is 20211344143307. The reversal of 20211344143300 is 334144311202.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 655296726016 + 19556047417284 = 809504^2 + 4422222^2 .

It is not an unprimeable number, because it can be changed into a prime (20211344143307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101056720617 + ... + 101056720816.

Almost surely, 2^{20211344143300} is an apocalyptic number.

20211344143300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20211344143300 is an abundant number, since it is smaller than the sum of its proper divisors (23647272647878).

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

20211344143300 is a wasteful number, since it uses less digits than its factorization.

20211344143300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202113441447 (or 202113441440 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 20211344143300 its reverse (334144311202), we get a palindrome (20545488454502).

The spelling of 20211344143300 in words is "twenty trillion, two hundred eleven billion, three hundred forty-four million, one hundred forty-three thousand, three hundred".