220011000101 has 4 divisors (see below), whose sum is σ = 222483033900. Its totient is φ = 217538966304.

The previous prime is 220011000089. The next prime is 220011000109. The reversal of 220011000101 is 101000110022.

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

It can be written as a sum of positive squares in 2 ways, for example, as 65164815076 + 154846185025 = 255274^2 + 393505^2 .

It is a cyclic number.

It is not a de Polignac number, because 220011000101 - 2⁶ = 220011000037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220011000109) 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, 1236016766 + ... + 1236016943.

It is an arithmetic number, because the mean of its divisors is an integer number (55620758475).

Almost surely, 2^220011000101 is an apocalyptic number.

It is an amenable number.

220011000101 is a deficient number, since it is larger than the sum of its proper divisors (2472033799).

220011000101 is an equidigital number, since it uses as much as digits as its factorization.

220011000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472033798.

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

Adding to 220011000101 its reverse (101000110022), we get a palindrome (321011110123).

The spelling of 220011000101 in words is "two hundred twenty billion, eleven million, one hundred one", and thus it is an aban number.