2011331120233 has 16 divisors (see below), whose sum is σ = 2060624966400. Its totient is φ = 1962152957520.

The previous prime is 2011331120213. The next prime is 2011331120237. The reversal of 2011331120233 is 3320211331102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011331120233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011331120237) 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, 278612698 + ... + 278619916.

It is an arithmetic number, because the mean of its divisors is an integer number (128789060400).

Almost surely, 2^{2011331120233} is an apocalyptic number.

It is an amenable number.

2011331120233 is a deficient number, since it is larger than the sum of its proper divisors (49293846167).

2011331120233 is a wasteful number, since it uses less digits than its factorization.

2011331120233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14292.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2011331120233 its reverse (3320211331102), we get a palindrome (5331542451335).

The spelling of 2011331120233 in words is "two trillion, eleven billion, three hundred thirty-one million, one hundred twenty thousand, two hundred thirty-three".