212112220022012 has 12 divisors (see below), whose sum is σ = 371222257891800. Its totient is φ = 106048717767216.

The previous prime is 212112220022009. The next prime is 212112220022033. The reversal of 212112220022012 is 210220022211212.

212112220022012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1847996387 + ... + 1848111162.

It is an arithmetic number, because the mean of its divisors is an integer number (30935188157650).

Almost surely, 2^{212112220022012} is an apocalyptic number.

It is an amenable number.

212112220022012 is a deficient number, since it is larger than the sum of its proper divisors (159110037869788).

212112220022012 is a wasteful number, since it uses less digits than its factorization.

212112220022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696121900 (or 3696121898 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 212112220022012 its reverse (210220022211212), we get a palindrome (422332242233224).

The spelling of 212112220022012 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred twenty million, twenty-two thousand, twelve".