222100120011 has 64 divisors (see below), whose sum is σ = 385386725376. Its totient is φ = 110323382400.

The previous prime is 222100120007. The next prime is 222100120049. The reversal of 222100120011 is 110021001222.

It is not a de Polignac number, because 222100120011 - 2² = 222100120007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222100120001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22984521 + ... + 22994181.

It is an arithmetic number, because the mean of its divisors is an integer number (6021667584).

Almost surely, 2^222100120011 is an apocalyptic number.

222100120011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

222100120011 is a deficient number, since it is larger than the sum of its proper divisors (163286605365).

222100120011 is a wasteful number, since it uses less digits than its factorization.

222100120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14032.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222100120011 its reverse (110021001222), we get a palindrome (332121121233).

The spelling of 222100120011 in words is "two hundred twenty-two billion, one hundred million, one hundred twenty thousand, eleven".