2011112231001 has 8 divisors (see below), whose sum is σ = 2681558403744. Its totient is φ = 1340703772800.

The previous prime is 2011112230999. The next prime is 2011112231047. The reversal of 2011112231001 is 1001322111102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2011112231001 - 2¹ = 2011112230999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011112238001) 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, 9303975 + ... + 9517676.

It is an arithmetic number, because the mean of its divisors is an integer number (335194800468).

Almost surely, 2^{2011112231001} is an apocalyptic number.

It is an amenable number.

2011112231001 is a deficient number, since it is larger than the sum of its proper divisors (670446172743).

2011112231001 is a wasteful number, since it uses less digits than its factorization.

2011112231001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18857271.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2011112231001 its reverse (1001322111102), we get a palindrome (3012434342103).

The spelling of 2011112231001 in words is "two trillion, eleven billion, one hundred twelve million, two hundred thirty-one thousand, one".