2213623346216 has 8 divisors (see below), whose sum is σ = 4150543774170. Its totient is φ = 1106811673104.

The previous prime is 2213623346213. The next prime is 2213623346257. The reversal of 2213623346216 is 6126433263122.

It can be written as a sum of positive squares in only one way, i.e., 1927349124100 + 286274222116 = 1388290^2 + 535046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2213623346213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138351459131 + ... + 138351459146.

Almost surely, 2^{2213623346216} is an apocalyptic number.

It is an amenable number.

2213623346216 is a deficient number, since it is larger than the sum of its proper divisors (1936920427954).

2213623346216 is a wasteful number, since it uses less digits than its factorization.

2213623346216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276702918283 (or 276702918279 counting only the distinct ones).

The product of its digits is 373248, while the sum is 41.

The spelling of 2213623346216 in words is "two trillion, two hundred thirteen billion, six hundred twenty-three million, three hundred forty-six thousand, two hundred sixteen".