2212156067085 has 48 divisors (see below), whose sum is σ = 3870130492800. Its totient is φ = 1168853861760.

The previous prime is 2212156067057. The next prime is 2212156067101. The reversal of 2212156067085 is 5807606512122.

2212156067085 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 1 + 560 + 6 + 7 + 0 + 85 = 666.

It is not a de Polignac number, because 2212156067085 - 2⁹ = 2212156066573 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2212156067085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3217867 + ... + 3844343.

It is an arithmetic number, because the mean of its divisors is an integer number (80627718600).

Almost surely, 2^{2212156067085} is an apocalyptic number.

It is an amenable number.

2212156067085 is a deficient number, since it is larger than the sum of its proper divisors (1657974425715).

2212156067085 is a wasteful number, since it uses less digits than its factorization.

2212156067085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627218 (or 627215 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 2212156067085 in words is "two trillion, two hundred twelve billion, one hundred fifty-six million, sixty-seven thousand, eighty-five".