201110232012 has 48 divisors (see below), whose sum is σ = 482091449952. Its totient is φ = 65204421120.

The previous prime is 201110231957. The next prime is 201110232047. The reversal of 201110232012 is 210232011102.

It is a junction number, because it is equal to n+sod(n) for n = 201110231982 and 201110232000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1374712 + ... + 1513952.

It is an arithmetic number, because the mean of its divisors is an integer number (10043571874).

Almost surely, 2^201110232012 is an apocalyptic number.

It is an amenable number.

201110232012 is an abundant number, since it is smaller than the sum of its proper divisors (280981217940).

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

201110232012 is a wasteful number, since it uses less digits than its factorization.

201110232012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142538 (or 142536 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201110232012 its reverse (210232011102), we get a palindrome (411342243114).

The spelling of 201110232012 in words is "two hundred one billion, one hundred ten million, two hundred thirty-two thousand, twelve".