11201201021001 has 8 divisors (see below), whose sum is σ = 15449932442880. Its totient is φ = 7209968473232.

The previous prime is 11201201020969. The next prime is 11201201021009. The reversal of 11201201021001 is 10012010210211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11201201021001 - 2⁵ = 11201201020969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11201201021009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64374718425 + ... + 64374718598.

It is an arithmetic number, because the mean of its divisors is an integer number (1931241555360).

Almost surely, 2^{11201201021001} is an apocalyptic number.

It is an amenable number.

11201201021001 is a deficient number, since it is larger than the sum of its proper divisors (4248731421879).

11201201021001 is a wasteful number, since it uses less digits than its factorization.

11201201021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128749437055.

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

Adding to 11201201021001 its reverse (10012010210211), we get a palindrome (21213211231212).

The spelling of 11201201021001 in words is "eleven trillion, two hundred one billion, two hundred one million, twenty-one thousand, one".