20440111300 has 72 divisors (see below), whose sum is σ = 51927926400. Its totient is φ = 6837100800.

The previous prime is 20440111297. The next prime is 20440111301. The reversal of 20440111300 is 311104402.

It is not an unprimeable number, because it can be changed into a prime (20440111301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 327400 + ... + 384799.

It is an arithmetic number, because the mean of its divisors is an integer number (721221200).

Almost surely, 2^20440111300 is an apocalyptic number.

20440111300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20440111300 is an abundant number, since it is smaller than the sum of its proper divisors (31487815100).

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

20440111300 is a wasteful number, since it uses less digits than its factorization.

20440111300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712261 (or 712254 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20440111300 its reverse (311104402), we get a palindrome (20751215702).

The spelling of 20440111300 in words is "twenty billion, four hundred forty million, one hundred eleven thousand, three hundred".