12110220121012 has 12 divisors (see below), whose sum is σ = 22823107151236. Its totient is φ = 5589332363520.

The previous prime is 12110220121003. The next prime is 12110220121037. The reversal of 12110220121012 is 21012102201121.

It can be written as a sum of positive squares in 2 ways, for example, as 2417732668836 + 9692487452176 = 1554906^2 + 3113276^2 .

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, 116444424189 + ... + 116444424292.

Almost surely, 2^{12110220121012} is an apocalyptic number.

It is an amenable number.

12110220121012 is a deficient number, since it is larger than the sum of its proper divisors (10712887030224).

12110220121012 is a wasteful number, since it uses less digits than its factorization.

12110220121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232888848498 (or 232888848496 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12110220121012 its reverse (21012102201121), we get a palindrome (33122322322133).

The spelling of 12110220121012 in words is "twelve trillion, one hundred ten billion, two hundred twenty million, one hundred twenty-one thousand, twelve".