201340133121420 has 60 divisors (see below), whose sum is σ = 631611454648944. Its totient is φ = 53690702165280.

The previous prime is 201340133121377. The next prime is 201340133121437. The reversal of 201340133121420 is 24121331043102.

201340133121420 is a `hidden beast` number, since 2 + 0 + 1 + 340 + 1 + 3 + 312 + 1 + 4 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×201340133121420² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 62142014776 + ... + 62142018015.

Almost surely, 2^{201340133121420} is an apocalyptic number.

201340133121420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201340133121420 is an abundant number, since it is smaller than the sum of its proper divisors (430271321527524).

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

201340133121420 is a wasteful number, since it uses less digits than its factorization.

201340133121420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124284032812 (or 124284032801 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 201340133121420 its reverse (24121331043102), we get a palindrome (225461464164522).

The spelling of 201340133121420 in words is "two hundred one trillion, three hundred forty billion, one hundred thirty-three million, one hundred twenty-one thousand, four hundred twenty".