201001323311112 has 16 divisors (see below), whose sum is σ = 502503308277840. Its totient is φ = 67000441103696.

The previous prime is 201001323311099. The next prime is 201001323311161. The reversal of 201001323311112 is 211113323100102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4187527568958 + ... + 4187527569005.

It is an arithmetic number, because the mean of its divisors is an integer number (31406456767365).

Almost surely, 2^{201001323311112} is an apocalyptic number.

It is an amenable number.

201001323311112 is an abundant number, since it is smaller than the sum of its proper divisors (301501984966728).

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

201001323311112 is a wasteful number, since it uses less digits than its factorization.

201001323311112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8375055137972 (or 8375055137968 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 201001323311112 its reverse (211113323100102), we get a palindrome (412114646411214).

The spelling of 201001323311112 in words is "two hundred one trillion, one billion, three hundred twenty-three million, three hundred eleven thousand, one hundred twelve".