201340321323240 has 64 divisors (see below), whose sum is σ = 658931960698560. Its totient is φ = 48809774865920.

The previous prime is 201340321323223. The next prime is 201340321323241. The reversal of 201340321323240 is 42323123043102.

It is a happy number.

201340321323240 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 201340321323198 and 201340321323207.

It is not an unprimeable number, because it can be changed into a prime (201340321323241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76265271909 + ... + 76265274548.

It is an arithmetic number, because the mean of its divisors is an integer number (10295811885915).

Almost surely, 2^{201340321323240} is an apocalyptic number.

201340321323240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201340321323240 is an abundant number, since it is smaller than the sum of its proper divisors (457591639375320).

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

201340321323240 is a wasteful number, since it uses less digits than its factorization.

201340321323240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152530546482 (or 152530546478 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 201340321323240 its reverse (42323123043102), we get a palindrome (243663444366342).

The spelling of 201340321323240 in words is "two hundred one trillion, three hundred forty billion, three hundred twenty-one million, three hundred twenty-three thousand, two hundred forty".