23311033221412 has 24 divisors (see below), whose sum is σ = 40835628675576. Its totient is φ = 11643714939648.

The previous prime is 23311033221401. The next prime is 23311033221521. The reversal of 23311033221412 is 21412233011332.

It can be written as a sum of positive squares in 4 ways, for example, as 11368590166756 + 11942443054656 = 3371734^2 + 3455784^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21815488 + ... + 22859080.

It is an arithmetic number, because the mean of its divisors is an integer number (1701484528149).

Almost surely, 2^{23311033221412} is an apocalyptic number.

It is an amenable number.

23311033221412 is a deficient number, since it is larger than the sum of its proper divisors (17524595454164).

23311033221412 is a wasteful number, since it uses less digits than its factorization.

23311033221412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049247 (or 1049245 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 23311033221412 its reverse (21412233011332), we get a palindrome (44723266232744).

The spelling of 23311033221412 in words is "twenty-three trillion, three hundred eleven billion, thirty-three million, two hundred twenty-one thousand, four hundred twelve".