201243214404320 has 192 divisors, whose sum is σ = 521223854441472. Its totient is φ = 72817764096000.

The previous prime is 201243214404313. The next prime is 201243214404367. The reversal of 201243214404320 is 23404412342102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 747367310 + ... + 747636530.

It is an arithmetic number, because the mean of its divisors is an integer number (2714707575216).

Almost surely, 2^{201243214404320} is an apocalyptic number.

201243214404320 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 201243214404320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260611927220736).

201243214404320 is an abundant number, since it is smaller than the sum of its proper divisors (319980640037152).

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

201243214404320 is a wasteful number, since it uses less digits than its factorization.

201243214404320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271345 (or 271337 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 201243214404320 its reverse (23404412342102), we get a palindrome (224647626746422).

The spelling of 201243214404320 in words is "two hundred one trillion, two hundred forty-three billion, two hundred fourteen million, four hundred four thousand, three hundred twenty".