2213206566126 has 16 divisors (see below), whose sum is σ = 4445742450000. Its totient is φ = 734513969088.

The previous prime is 2213206566119. The next prime is 2213206566127. The reversal of 2213206566126 is 6216656023122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213206566127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 805386751 + ... + 805389498.

It is an arithmetic number, because the mean of its divisors is an integer number (277858903125).

Almost surely, 2^{2213206566126} is an apocalyptic number.

2213206566126 is an abundant number, since it is smaller than the sum of its proper divisors (2232535883874).

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

2213206566126 is a wasteful number, since it uses less digits than its factorization.

2213206566126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610776483.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 2213206566126 in words is "two trillion, two hundred thirteen billion, two hundred six million, five hundred sixty-six thousand, one hundred twenty-six".