12122311033012 has 6 divisors (see below), whose sum is σ = 21214044307778. Its totient is φ = 6061155516504.

The previous prime is 12122311032977. The next prime is 12122311033057. The reversal of 12122311033012 is 21033011322121.

It can be written as a sum of positive squares in only one way, i.e., 11781960140196 + 340350892816 = 3432486^2 + 583396^2 .

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, 1515288879123 + ... + 1515288879130.

Almost surely, 2^{12122311033012} is an apocalyptic number.

It is an amenable number.

12122311033012 is a deficient number, since it is larger than the sum of its proper divisors (9091733274766).

12122311033012 is a wasteful number, since it uses less digits than its factorization.

12122311033012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030577758257 (or 3030577758255 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12122311033012 its reverse (21033011322121), we get a palindrome (33155322355133).

The spelling of 12122311033012 in words is "twelve trillion, one hundred twenty-two billion, three hundred eleven million, thirty-three thousand, twelve".