212215165007045 has 16 divisors (see below), whose sum is σ = 255265327687680. Its totient is φ = 169367385969600.

The previous prime is 212215165007011. The next prime is 212215165007071. The reversal of 212215165007045 is 540700561512212.

It is not a de Polignac number, because 212215165007045 - 2⁶ = 212215165006981 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212215165006993 and 212215165007011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 282307196 + ... + 283057914.

It is an arithmetic number, because the mean of its divisors is an integer number (15954082980480).

Almost surely, 2^{212215165007045} is an apocalyptic number.

It is an amenable number.

212215165007045 is a deficient number, since it is larger than the sum of its proper divisors (43050162680635).

212215165007045 is a wasteful number, since it uses less digits than its factorization.

212215165007045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885436.

The product of its (nonzero) digits is 168000, while the sum is 41.

The spelling of 212215165007045 in words is "two hundred twelve trillion, two hundred fifteen billion, one hundred sixty-five million, seven thousand, forty-five".