212012122033 has 4 divisors (see below), whose sum is σ = 212023145200. Its totient is φ = 212001098868.

The previous prime is 212012121991. The next prime is 212012122043. The reversal of 212012122033 is 330221210212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212012122033 - 2²¹ = 212010024881 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212012122033.

It is not an unprimeable number, because it can be changed into a prime (212012122043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5482683 + ... + 5521216.

It is an arithmetic number, because the mean of its divisors is an integer number (53005786300).

Almost surely, 2^212012122033 is an apocalyptic number.

It is an amenable number.

212012122033 is a deficient number, since it is larger than the sum of its proper divisors (11023167).

212012122033 is a wasteful number, since it uses less digits than its factorization.

212012122033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11023166.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212012122033 its reverse (330221210212), we get a palindrome (542233332245).

The spelling of 212012122033 in words is "two hundred twelve billion, twelve million, one hundred twenty-two thousand, thirty-three".