23214400312 has 8 divisors (see below), whose sum is σ = 43527000600. Its totient is φ = 11607200152.

The previous prime is 23214400301. The next prime is 23214400343. The reversal of 23214400312 is 21300441232.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1450900012 + ... + 1450900027.

It is an arithmetic number, because the mean of its divisors is an integer number (5440875075).

Almost surely, 2^23214400312 is an apocalyptic number.

It is an amenable number.

23214400312 is a deficient number, since it is larger than the sum of its proper divisors (20312600288).

23214400312 is a wasteful number, since it uses less digits than its factorization.

23214400312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901800045 (or 2901800041 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 23214400312 its reverse (21300441232), we get a palindrome (44514841544).

The spelling of 23214400312 in words is "twenty-three billion, two hundred fourteen million, four hundred thousand, three hundred twelve".