2012231123233 has 4 divisors (see below), whose sum is σ = 2013775430848. Its totient is φ = 2010686815620.

The previous prime is 2012231123197. The next prime is 2012231123257. The reversal of 2012231123233 is 3323211322102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2012231123233 - 2³³ = 2003641188641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2012231123198 and 2012231123207.

It is not an unprimeable number, because it can be changed into a prime (2012231123333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 772151853 + ... + 772154458.

It is an arithmetic number, because the mean of its divisors is an integer number (503443857712).

Almost surely, 2^{2012231123233} is an apocalyptic number.

It is an amenable number.

2012231123233 is a deficient number, since it is larger than the sum of its proper divisors (1544307615).

2012231123233 is a wasteful number, since it uses less digits than its factorization.

2012231123233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544307614.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2012231123233 its reverse (3323211322102), we get a palindrome (5335442445335).

The spelling of 2012231123233 in words is "two trillion, twelve billion, two hundred thirty-one million, one hundred twenty-three thousand, two hundred thirty-three".