11022221021001 has 16 divisors (see below), whose sum is σ = 14801802935040. Its totient is φ = 7295511380480.

The previous prime is 11022221020933. The next prime is 11022221021029. The reversal of 11022221021001 is 10012012222011.

It is a cyclic number.

It is not a de Polignac number, because 11022221021001 - 2³⁵ = 10987861282633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11022221021081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14395560 + ... + 15141881.

It is an arithmetic number, because the mean of its divisors is an integer number (925112683440).

Almost surely, 2^{11022221021001} is an apocalyptic number.

It is an amenable number.

11022221021001 is a deficient number, since it is larger than the sum of its proper divisors (3779581914039).

11022221021001 is a wasteful number, since it uses less digits than its factorization.

11022221021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29538336.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11022221021001 its reverse (10012012222011), we get a palindrome (21034233243012).

The spelling of 11022221021001 in words is "eleven trillion, twenty-two billion, two hundred twenty-one million, twenty-one thousand, one".