11233142312 has 64 divisors (see below), whose sum is σ = 24704870400. Its totient is φ = 4689074880.

The previous prime is 11233142311. The next prime is 11233142329. The reversal of 11233142312 is 21324133211.

It is not an unprimeable number, because it can be changed into a prime (11233142311) 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, 312989 + ... + 347027.

It is an arithmetic number, because the mean of its divisors is an integer number (386013600).

Almost surely, 2^11233142312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11233142312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12352435200).

11233142312 is an abundant number, since it is smaller than the sum of its proper divisors (13471728088).

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

11233142312 is a wasteful number, since it uses less digits than its factorization.

11233142312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34206 (or 34202 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

Adding to 11233142312 its reverse (21324133211), we get a palindrome (32557275523).

The spelling of 11233142312 in words is "eleven billion, two hundred thirty-three million, one hundred forty-two thousand, three hundred twelve".