201343122101028 has 24 divisors (see below), whose sum is σ = 480726214009888. Its totient is φ = 65553574637376.

The previous prime is 201343122101027. The next prime is 201343122101057. The reversal of 201343122101028 is 820101221343102.

201343122101028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201343122100986 and 201343122101004.

It is not an unprimeable number, because it can be changed into a prime (201343122101027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195099924001 + ... + 195099925032.

Almost surely, 2^{201343122101028} is an apocalyptic number.

It is an amenable number.

201343122101028 is an abundant number, since it is smaller than the sum of its proper divisors (279383091908860).

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

201343122101028 is a wasteful number, since it uses less digits than its factorization.

201343122101028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390199849083 (or 390199849081 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The spelling of 201343122101028 in words is "two hundred one trillion, three hundred forty-three billion, one hundred twenty-two million, one hundred one thousand, twenty-eight".