212112212201092 has 12 divisors (see below), whose sum is σ = 424224424402240. Its totient is φ = 90905233800456.

The previous prime is 212112212201069. The next prime is 212112212201101. The reversal of 212112212201092 is 290102212211212.

212112212201092 is an admirable number.

It is a super-2 number, since 2×212112212201092² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 7575436150039 = 212112212201092 / (2 + 1 + 2 + 1 + 1 + 2 + 2 + 1 + 2 + 2 + 0 + 1 + 0 + 9 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 212112212201092.

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, 3787718074992 + ... + 3787718075047.

Almost surely, 2^{212112212201092} is an apocalyptic number.

It is an amenable number.

212112212201092 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212112212201092 is a wasteful number, since it uses less digits than its factorization.

212112212201092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7575436150050 (or 7575436150048 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 212112212201092 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred twelve million, two hundred one thousand, ninety-two".