11001210220801 has 2 divisors, whose sum is σ = 11001210220802. Its totient is φ = 11001210220800.

The previous prime is 11001210220783. The next prime is 11001210220831. The reversal of 11001210220801 is 10802201210011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8510936857201 + 2490273363600 = 2917351^2 + 1578060^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001210220801 - 2²⁵ = 11001176666369 is a prime.

It is not a weakly prime, because it can be changed into another prime (11001210220831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500605110400 + 5500605110401.

It is an arithmetic number, because the mean of its divisors is an integer number (5500605110401).

Almost surely, 2^{11001210220801} is an apocalyptic number.

It is an amenable number.

11001210220801 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001210220801 is an equidigital number, since it uses as much as digits as its factorization.

11001210220801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11001210220801 its reverse (10802201210011), we get a palindrome (21803411430812).

The spelling of 11001210220801 in words is "eleven trillion, one billion, two hundred ten million, two hundred twenty thousand, eight hundred one".