11022101221001 has 32 divisors (see below), whose sum is σ = 13235872930560. Its totient is φ = 9067522185216.

The previous prime is 11022101220997. The next prime is 11022101221009. The reversal of 11022101221001 is 10012210122011.

It is a cyclic number.

It is not a de Polignac number, because 11022101221001 - 2² = 11022101220997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11022101221009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8359100 + ... + 9587426.

It is an arithmetic number, because the mean of its divisors is an integer number (413621029080).

Almost surely, 2^{11022101221001} is an apocalyptic number.

It is an amenable number.

11022101221001 is a deficient number, since it is larger than the sum of its proper divisors (2213771709559).

11022101221001 is a wasteful number, since it uses less digits than its factorization.

11022101221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230513.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11022101221001 its reverse (10012210122011), we get a palindrome (21034311343012).

The spelling of 11022101221001 in words is "eleven trillion, twenty-two billion, one hundred one million, two hundred twenty-one thousand, one".