2212352242649 has 4 divisors (see below), whose sum is σ = 2212571492880. Its totient is φ = 2212132992420.

The previous prime is 2212352242613. The next prime is 2212352242657. The reversal of 2212352242649 is 9462422532122.

It is a happy number.

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 2212352242649 - 2³² = 2208057275353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212352242679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109609979 + ... + 109630160.

It is an arithmetic number, because the mean of its divisors is an integer number (553142873220).

Almost surely, 2^{2212352242649} is an apocalyptic number.

It is an amenable number.

2212352242649 is a deficient number, since it is larger than the sum of its proper divisors (219250231).

2212352242649 is a wasteful number, since it uses less digits than its factorization.

2212352242649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219250230.

The product of its digits is 829440, while the sum is 44.

The spelling of 2212352242649 in words is "two trillion, two hundred twelve billion, three hundred fifty-two million, two hundred forty-two thousand, six hundred forty-nine".