2331222011012 has 12 divisors (see below), whose sum is σ = 4079921319936. Its totient is φ = 1165530205320.

The previous prime is 2331222010981. The next prime is 2331222011017. The reversal of 2331222011012 is 2101102221332.

It is not an unprimeable number, because it can be changed into a prime (2331222011017) 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, 20135108 + ... + 20250555.

It is an arithmetic number, because the mean of its divisors is an integer number (339993443328).

Almost surely, 2^{2331222011012} is an apocalyptic number.

It is an amenable number.

2331222011012 is a deficient number, since it is larger than the sum of its proper divisors (1748699308924).

2331222011012 is a wasteful number, since it uses less digits than its factorization.

2331222011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40400098 (or 40400096 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2331222011012 its reverse (2101102221332), we get a palindrome (4432324232344).

The spelling of 2331222011012 in words is "two trillion, three hundred thirty-one billion, two hundred twenty-two million, eleven thousand, twelve".