12102011012122 has 8 divisors (see below), whose sum is σ = 18643638586356. Its totient is φ = 5887464816672.

The previous prime is 12102011012099. The next prime is 12102011012197. The reversal of 12102011012122 is 22121011020121.

It can be written as a sum of positive squares in 2 ways, for example, as 10974504702841 + 1127506309281 = 3312779^2 + 1061841^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×12102011012122³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12102011012096 and 12102011012105.

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, 81770344603 + ... + 81770344750.

Almost surely, 2^{12102011012122} is an apocalyptic number.

12102011012122 is a deficient number, since it is larger than the sum of its proper divisors (6541627574234).

12102011012122 is a wasteful number, since it uses less digits than its factorization.

12102011012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163540689392.

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

Adding to 12102011012122 its reverse (22121011020121), we get a palindrome (34223022032243).

The spelling of 12102011012122 in words is "twelve trillion, one hundred two billion, eleven million, twelve thousand, one hundred twenty-two".