2212125733 has 4 divisors (see below), whose sum is σ = 2212317868. Its totient is φ = 2211933600.

The previous prime is 2212125677. The next prime is 2212125739. The reversal of 2212125733 is 3375212122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1108690209 + 1103435524 = 33297^2 + 33218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212125733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212125739) 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, 77616 + ... + 102217.

It is an arithmetic number, because the mean of its divisors is an integer number (553079467).

Almost surely, 2^2212125733 is an apocalyptic number.

It is an amenable number.

2212125733 is a deficient number, since it is larger than the sum of its proper divisors (192135).

2212125733 is a wasteful number, since it uses less digits than its factorization.

2212125733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192134.

The product of its digits is 5040, while the sum is 28.

The square root of 2212125733 is about 47033.2407239816. The cubic root of 2212125733 is about 1302.9765587790.

Adding to 2212125733 its reverse (3375212122), we get a palindrome (5587337855).

The spelling of 2212125733 in words is "two billion, two hundred twelve million, one hundred twenty-five thousand, seven hundred thirty-three".