220100120011 has 16 divisors (see below), whose sum is σ = 234546256800. Its totient is φ = 205822499328.

The previous prime is 220100119951. The next prime is 220100120021. The reversal of 220100120011 is 110021001022.

It is a cyclic number.

It is not a de Polignac number, because 220100120011 - 2²⁷ = 219965902283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220100120011.

It is not an unprimeable number, because it can be changed into a prime (220100120021) 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, 3661345 + ... + 3720973.

It is an arithmetic number, because the mean of its divisors is an integer number (14659141050).

Almost surely, 2^220100120011 is an apocalyptic number.

220100120011 is a deficient number, since it is larger than the sum of its proper divisors (14446136789).

220100120011 is a wasteful number, since it uses less digits than its factorization.

220100120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61038.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 220100120011 its reverse (110021001022), we get a palindrome (330121121033).

The spelling of 220100120011 in words is "two hundred twenty billion, one hundred million, one hundred twenty thousand, eleven".