11001232312 has 16 divisors (see below), whose sum is σ = 23574069360. Its totient is φ = 4714813824.

The previous prime is 11001232267. The next prime is 11001232391. The reversal of 11001232312 is 21323210011.

It is a super-3 number, since 3×11001232312³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98225233 + ... + 98225344.

It is an arithmetic number, because the mean of its divisors is an integer number (1473379335).

Almost surely, 2^11001232312 is an apocalyptic number.

It is an amenable number.

11001232312 is an abundant number, since it is smaller than the sum of its proper divisors (12572837048).

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

11001232312 is a wasteful number, since it uses less digits than its factorization.

11001232312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196450590 (or 196450586 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11001232312 its reverse (21323210011), we get a palindrome (32324442323).

The spelling of 11001232312 in words is "eleven billion, one million, two hundred thirty-two thousand, three hundred twelve".