11102200221021 has 32 divisors (see below), whose sum is σ = 18711400528128. Its totient is φ = 5697832481280.

The previous prime is 11102200220953. The next prime is 11102200221023. The reversal of 11102200221021 is 12012200220111.

It is not a de Polignac number, because 11102200221021 - 2²⁹ = 11101663350109 is a prime.

It is a super-3 number, since 3×11102200221021³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102200221023) 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, 549549360 + ... + 549569561.

It is an arithmetic number, because the mean of its divisors is an integer number (584731266504).

Almost surely, 2^{11102200221021} is an apocalyptic number.

It is an amenable number.

11102200221021 is a deficient number, since it is larger than the sum of its proper divisors (7609200307107).

11102200221021 is a wasteful number, since it uses less digits than its factorization.

11102200221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099118981.

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

Adding to 11102200221021 its reverse (12012200220111), we get a palindrome (23114400441132).

The spelling of 11102200221021 in words is "eleven trillion, one hundred two billion, two hundred million, two hundred twenty-one thousand, twenty-one".