222222012100011 has 128 divisors (see below), whose sum is σ = 411373143244800. Its totient is φ = 115181565166080.

The previous prime is 222222012099991. The next prime is 222222012100027. The reversal of 222222012100011 is 110001210222222.

It is a happy number.

222222012100011 is a `hidden beast` number, since 2 + 222 + 220 + 1 + 210 + 0 + 0 + 11 = 666.

It is not a de Polignac number, because 222222012100011 - 2⁵ = 222222012099979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222222012100031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1962463251 + ... + 1962576483.

It is an arithmetic number, because the mean of its divisors is an integer number (3213852681600).

Almost surely, 2^{222222012100011} is an apocalyptic number.

222222012100011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

222222012100011 is a deficient number, since it is larger than the sum of its proper divisors (189151131144789).

222222012100011 is a wasteful number, since it uses less digits than its factorization.

222222012100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115366 (or 115360 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222222012100011 its reverse (110001210222222), we get a palindrome (332223222322233).

The spelling of 222222012100011 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, twelve million, one hundred thousand, eleven".