11020200001 has 4 divisors (see below), whose sum is σ = 11020608900. Its totient is φ = 11019791104.

The previous prime is 11020199947. The next prime is 11020200029. The reversal of 11020200001 is 10000202011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10000202011 = 17729 ⋅564059.

It can be written as a sum of positive squares in 2 ways, for example, as 3871328400 + 7148871601 = 62220^2 + 84551^2 .

It is a cyclic number.

It is not a de Polignac number, because 11020200001 - 2⁷ = 11020199873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020200101) 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, 160936 + ... + 218953.

It is an arithmetic number, because the mean of its divisors is an integer number (2755152225).

Almost surely, 2^11020200001 is an apocalyptic number.

It is an amenable number.

11020200001 is a deficient number, since it is larger than the sum of its proper divisors (408899).

11020200001 is an equidigital number, since it uses as much as digits as its factorization.

11020200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408898.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 11020200001 its reverse (10000202011), we get a palindrome (21020402012).

The spelling of 11020200001 in words is "eleven billion, twenty million, two hundred thousand, one".