12102011020012 has 24 divisors (see below), whose sum is σ = 21908965649760. Its totient is φ = 5842309455360.

The previous prime is 12102011019911. The next prime is 12102011020061. The reversal of 12102011020012 is 21002011020121.

It is a super-3 number, since 3×12102011020012³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12102011019974 and 12102011020001.

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, 22582633 + ... + 23112319.

It is an arithmetic number, because the mean of its divisors is an integer number (912873568740).

Almost surely, 2^{12102011020012} is an apocalyptic number.

It is an amenable number.

12102011020012 is a deficient number, since it is larger than the sum of its proper divisors (9806954629748).

12102011020012 is a wasteful number, since it uses less digits than its factorization.

12102011020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726681 (or 726679 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12102011020012 its reverse (21002011020121), we get a palindrome (33104022040133).

The spelling of 12102011020012 in words is "twelve trillion, one hundred two billion, eleven million, twenty thousand, twelve".