220010001011 has 4 divisors (see below), whose sum is σ = 227596552800. Its totient is φ = 212423449224.

The previous prime is 220010000999. The next prime is 220010001047. The reversal of 220010001011 is 110100010022.

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

It is a cyclic number.

It is not a de Polignac number, because 220010001011 - 2¹⁸ = 220009738867 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 220010001011.

It is not an unprimeable number, because it can be changed into a prime (220010001061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3793275851 + ... + 3793275908.

It is an arithmetic number, because the mean of its divisors is an integer number (56899138200).

Almost surely, 2^220010001011 is an apocalyptic number.

220010001011 is a deficient number, since it is larger than the sum of its proper divisors (7586551789).

220010001011 is an equidigital number, since it uses as much as digits as its factorization.

220010001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7586551788.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 220010001011 its reverse (110100010022), we get a palindrome (330110011033).

The spelling of 220010001011 in words is "two hundred twenty billion, ten million, one thousand, eleven".