11021442061601 has 16 divisors (see below), whose sum is σ = 11799717196800. Its totient is φ = 10263033752400.

The previous prime is 11021442061561. The next prime is 11021442061603. The reversal of 11021442061601 is 10616024412011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11021442061601 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11021442061603) 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, 7861916 + ... + 9157106.

It is an arithmetic number, because the mean of its divisors is an integer number (737482324800).

Almost surely, 2^{11021442061601} is an apocalyptic number.

It is an amenable number.

11021442061601 is a deficient number, since it is larger than the sum of its proper divisors (778275135199).

11021442061601 is a wasteful number, since it uses less digits than its factorization.

11021442061601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302860.

The product of its (nonzero) digits is 2304, while the sum is 29.

Adding to 11021442061601 its reverse (10616024412011), we get a palindrome (21637466473612).

The spelling of 11021442061601 in words is "eleven trillion, twenty-one billion, four hundred forty-two million, sixty-one thousand, six hundred one".