222102220011 has 16 divisors (see below), whose sum is σ = 347588546304. Its totient is φ = 123485403744.

The previous prime is 222102219961. The next prime is 222102220057. The reversal of 222102220011 is 110022201222.

It is not a de Polignac number, because 222102220011 - 2²² = 222098025707 is a prime.

It is a super-2 number, since 2×222102220011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222102225011) 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 15 ways as a sum of consecutive naturals, for example, 142922145 + ... + 142923698.

It is an arithmetic number, because the mean of its divisors is an integer number (21724284144).

Almost surely, 2^222102220011 is an apocalyptic number.

222102220011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

222102220011 is a deficient number, since it is larger than the sum of its proper divisors (125486326293).

222102220011 is a wasteful number, since it uses less digits than its factorization.

222102220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285845890.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222102220011 its reverse (110022201222), we get a palindrome (332124421233).

The spelling of 222102220011 in words is "two hundred twenty-two billion, one hundred two million, two hundred twenty thousand, eleven".