20441203215400 has 48 divisors (see below), whose sum is σ = 51846324524640. Its totient is φ = 7433164804800.

The previous prime is 20441203215361. The next prime is 20441203215437. The reversal of 20441203215400 is 451230214402.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4645725804 + ... + 4645730203.

It is an arithmetic number, because the mean of its divisors is an integer number (1080131760930).

Almost surely, 2^{20441203215400} is an apocalyptic number.

20441203215400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20441203215400 is an abundant number, since it is smaller than the sum of its proper divisors (31405121309240).

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

20441203215400 is a wasteful number, since it uses less digits than its factorization.

20441203215400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9291456034 (or 9291456025 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 20441203215400 its reverse (451230214402), we get a palindrome (20892433429802).

The spelling of 20441203215400 in words is "twenty trillion, four hundred forty-one billion, two hundred three million, two hundred fifteen thousand, four hundred".