2212124684416 has 32 divisors (see below), whose sum is σ = 4469037122880. Its totient is φ = 1090483994880.

The previous prime is 2212124684389. The next prime is 2212124684423. The reversal of 2212124684416 is 6144864212122.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×2212124684416² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121696716 + ... + 121714891.

It is an arithmetic number, because the mean of its divisors is an integer number (139657410090).

Almost surely, 2^{2212124684416} is an apocalyptic number.

It is an amenable number.

2212124684416 is an abundant number, since it is smaller than the sum of its proper divisors (2256912438464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2212124684416 is an equidigital number, since it uses as much as digits as its factorization.

2212124684416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243411692 (or 243411680 counting only the distinct ones).

The product of its digits is 294912, while the sum is 43.

Adding to 2212124684416 its reverse (6144864212122), we get a palindrome (8356988896538).

The spelling of 2212124684416 in words is "two trillion, two hundred twelve billion, one hundred twenty-four million, six hundred eighty-four thousand, four hundred sixteen".