20123332100300 has 144 divisors (see below), whose sum is σ = 51304850050272. Its totient is φ = 6754287513600.

The previous prime is 20123332100297. The next prime is 20123332100317. The reversal of 20123332100300 is 300123332102.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 47 ways as a sum of consecutive naturals, for example, 341640452 + ... + 341699348.

Almost surely, 2^{20123332100300} is an apocalyptic number.

20123332100300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20123332100300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25652425025136).

20123332100300 is an abundant number, since it is smaller than the sum of its proper divisors (31181517949972).

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

20123332100300 is a wasteful number, since it uses less digits than its factorization.

20123332100300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82828 (or 82821 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20123332100300 its reverse (300123332102), we get a palindrome (20423455432402).

The spelling of 20123332100300 in words is "twenty trillion, one hundred twenty-three billion, three hundred thirty-two million, one hundred thousand, three hundred".