11021121102201 has 128 divisors (see below), whose sum is σ = 18182728704000. Its totient is φ = 5797205821440.

The previous prime is 11021121102181. The next prime is 11021121102221. The reversal of 11021121102201 is 10220112112011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11021121102181) and next prime (11021121102221).

It is not a de Polignac number, because 11021121102201 - 2¹⁴ = 11021121085817 is a prime.

It is a super-2 number, since 2×11021121102201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11021121102221) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7877855700 + ... + 7877857098.

It is an arithmetic number, because the mean of its divisors is an integer number (142052568000).

Almost surely, 2^{11021121102201} is an apocalyptic number.

It is an amenable number.

11021121102201 is a deficient number, since it is larger than the sum of its proper divisors (7161607601799).

11021121102201 is a wasteful number, since it uses less digits than its factorization.

11021121102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3079.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11021121102201 its reverse (10220112112011), we get a palindrome (21241233214212).

The spelling of 11021121102201 in words is "eleven trillion, twenty-one billion, one hundred twenty-one million, one hundred two thousand, two hundred one".