2001232223112 has 32 divisors (see below), whose sum is σ = 5297379415200. Its totient is φ = 627837560064.

The previous prime is 2001232223101. The next prime is 2001232223119. The reversal of 2001232223112 is 2113222321002.

It is not an unprimeable number, because it can be changed into a prime (2001232223119) 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, 2452490062 + ... + 2452490877.

It is an arithmetic number, because the mean of its divisors is an integer number (165543106725).

Almost surely, 2^{2001232223112} is an apocalyptic number.

It is an amenable number.

2001232223112 is an abundant number, since it is smaller than the sum of its proper divisors (3296147192088).

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

2001232223112 is a wasteful number, since it uses less digits than its factorization.

2001232223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4904980965 (or 4904980961 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2001232223112 its reverse (2113222321002), we get a palindrome (4114454544114).

The spelling of 2001232223112 in words is "two trillion, one billion, two hundred thirty-two million, two hundred twenty-three thousand, one hundred twelve".