201255227106416 has 30 divisors (see below), whose sum is σ = 453594370278600. Its totient is φ = 86252240188128.

The previous prime is 201255227106413. The next prime is 201255227106497. The reversal of 201255227106416 is 614601722552102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201255227106413) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 128351547116 + ... + 128351548683.

It is an arithmetic number, because the mean of its divisors is an integer number (15119812342620).

Almost surely, 2^{201255227106416} is an apocalyptic number.

It is an amenable number.

201255227106416 is an abundant number, since it is smaller than the sum of its proper divisors (252339143172184).

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

201255227106416 is a wasteful number, since it uses less digits than its factorization.

201255227106416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256703095821 (or 256703095808 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

Adding to 201255227106416 its reverse (614601722552102), we get a palindrome (815856949658518).

The spelling of 201255227106416 in words is "two hundred one trillion, two hundred fifty-five billion, two hundred twenty-seven million, one hundred six thousand, four hundred sixteen".