222100011011 has 4 divisors (see below), whose sum is σ = 223029300000. Its totient is φ = 221170722024.

The previous prime is 222100010989. The next prime is 222100011047. The reversal of 222100011011 is 110110001222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222100011011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222100010983 and 222100011001.

It is not an unprimeable number, because it can be changed into a prime (222100011311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464644136 + ... + 464644613.

It is an arithmetic number, because the mean of its divisors is an integer number (55757325000).

Almost surely, 2^222100011011 is an apocalyptic number.

222100011011 is a deficient number, since it is larger than the sum of its proper divisors (929288989).

222100011011 is an equidigital number, since it uses as much as digits as its factorization.

222100011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929288988.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 222100011011 its reverse (110110001222), we get a palindrome (332210012233).

The spelling of 222100011011 in words is "two hundred twenty-two billion, one hundred million, eleven thousand, eleven".