11020200221201 has 4 divisors (see below), whose sum is σ = 11100639639012. Its totient is φ = 10939760803392.

The previous prime is 11020200221101. The next prime is 11020200221243. The reversal of 11020200221201 is 10212200202011.

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 8910374250625 + 2109825970576 = 2985025^2 + 1452524^2 .

It is a cyclic number.

It is not a de Polignac number, because 11020200221201 - 2¹⁸ = 11020199959057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020200221101) 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, 40219708700 + ... + 40219708973.

It is an arithmetic number, because the mean of its divisors is an integer number (2775159909753).

Almost surely, 2^{11020200221201} is an apocalyptic number.

It is an amenable number.

11020200221201 is a deficient number, since it is larger than the sum of its proper divisors (80439417811).

11020200221201 is an equidigital number, since it uses as much as digits as its factorization.

11020200221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80439417810.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11020200221201 its reverse (10212200202011), we get a palindrome (21232400423212).

The spelling of 11020200221201 in words is "eleven trillion, twenty billion, two hundred million, two hundred twenty-one thousand, two hundred one".