2212416245561 has 8 divisors (see below), whose sum is σ = 2274310975104. Its totient is φ = 2151375236640.

The previous prime is 2212416245521. The next prime is 2212416245579. The reversal of 2212416245561 is 1655426142122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212416245561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212416245521) 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 7 ways as a sum of consecutive naturals, for example, 213424901 + ... + 213435266.

It is an arithmetic number, because the mean of its divisors is an integer number (284288871888).

Almost surely, 2^{2212416245561} is an apocalyptic number.

It is an amenable number.

2212416245561 is a deficient number, since it is larger than the sum of its proper divisors (61894729543).

2212416245561 is an equidigital number, since it uses as much as digits as its factorization.

2212416245561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426860311.

The product of its digits is 230400, while the sum is 41.

The spelling of 2212416245561 in words is "two trillion, two hundred twelve billion, four hundred sixteen million, two hundred forty-five thousand, five hundred sixty-one".