11020011221001 has 16 divisors (see below), whose sum is σ = 15468757128000. Its totient is φ = 6959073466368.

The previous prime is 11020011220993. The next prime is 11020011221017. The reversal of 11020011221001 is 10012211002011.

It is not a de Polignac number, because 11020011221001 - 2³ = 11020011220993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11020011221041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12538176 + ... + 13388273.

It is an arithmetic number, because the mean of its divisors is an integer number (966797320500).

Almost surely, 2^{11020011221001} is an apocalyptic number.

It is an amenable number.

11020011221001 is a deficient number, since it is larger than the sum of its proper divisors (4448745906999).

11020011221001 is a wasteful number, since it uses less digits than its factorization.

11020011221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25933928.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11020011221001 its reverse (10012211002011), we get a palindrome (21032222223012).

The spelling of 11020011221001 in words is "eleven trillion, twenty billion, eleven million, two hundred twenty-one thousand, one".