201000444143220 has 144 divisors (see below), whose sum is σ = 645376317768000. Its totient is φ = 50495377522176.

The previous prime is 201000444143183. The next prime is 201000444143267. The reversal of 201000444143220 is 22341444000102.

201000444143220 is a `hidden beast` number, since 20 + 1 + 0 + 0 + 0 + 4 + 4 + 414 + 3 + 220 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163555585 + ... + 164779944.

It is an arithmetic number, because the mean of its divisors is an integer number (4481779984500).

Almost surely, 2^{201000444143220} is an apocalyptic number.

201000444143220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201000444143220 is an abundant number, since it is smaller than the sum of its proper divisors (444375873624780).

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

201000444143220 is a wasteful number, since it uses less digits than its factorization.

201000444143220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328335742 (or 328335737 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 201000444143220 its reverse (22341444000102), we get a palindrome (223341888143322).

The spelling of 201000444143220 in words is "two hundred one trillion, four hundred forty-four million, one hundred forty-three thousand, two hundred twenty".