212001111010012 has 24 divisors (see below), whose sum is σ = 383273934865920. Its totient is φ = 102499704368880.

The previous prime is 212001111009997. The next prime is 212001111010063. The reversal of 212001111010012 is 210010111100212.

It is a happy number.

212001111010012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 212001111009974 and 212001111010001.

It is a congruent number.

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, 678829738 + ... + 679141969.

It is an arithmetic number, because the mean of its divisors is an integer number (15969747286080).

Almost surely, 2^{212001111010012} is an apocalyptic number.

It is an amenable number.

212001111010012 is a deficient number, since it is larger than the sum of its proper divisors (171272823855908).

212001111010012 is a wasteful number, since it uses less digits than its factorization.

212001111010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357973001 (or 1357972999 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 212001111010012 its reverse (210010111100212), we get a palindrome (422011222110224).

The spelling of 212001111010012 in words is "two hundred twelve trillion, one billion, one hundred eleven million, ten thousand, twelve".