8555812222011 has 16 divisors (see below), whose sum is σ = 12079355078304. Its totient is φ = 5368103276544.

The previous prime is 8555812221973. The next prime is 8555812222081. The reversal of 8555812222011 is 1102222185558.

It is not a de Polignac number, because 8555812222011 - 2²¹ = 8555810124859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8555812222081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2787070 + ... + 4987923.

It is an arithmetic number, because the mean of its divisors is an integer number (754959692394).

Almost surely, 2^{8555812222011} is an apocalyptic number.

8555812222011 is a deficient number, since it is larger than the sum of its proper divisors (3523542856293).

8555812222011 is a wasteful number, since it uses less digits than its factorization.

8555812222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7796590.

The product of its (nonzero) digits is 128000, while the sum is 42.

The spelling of 8555812222011 in words is "eight trillion, five hundred fifty-five billion, eight hundred twelve million, two hundred twenty-two thousand, eleven".