11021201220201 has 32 divisors (see below), whose sum is σ = 15131643445248. Its totient is φ = 7131853137600.

The previous prime is 11021201220187. The next prime is 11021201220229. The reversal of 11021201220201 is 10202210212011.

It is not a de Polignac number, because 11021201220201 - 2¹⁵ = 11021201187433 is a prime.

It is a super-2 number, since 2×11021201220201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11021201220251) 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, 12629160 + ... + 13473606.

It is an arithmetic number, because the mean of its divisors is an integer number (472863857664).

Almost surely, 2^{11021201220201} is an apocalyptic number.

It is an amenable number.

11021201220201 is a deficient number, since it is larger than the sum of its proper divisors (4110442225047).

11021201220201 is a wasteful number, since it uses less digits than its factorization.

11021201220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845261.

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

Adding to 11021201220201 its reverse (10202210212011), we get a palindrome (21223411432212).

The spelling of 11021201220201 in words is "eleven trillion, twenty-one billion, two hundred one million, two hundred twenty thousand, two hundred one".