11100202200021 has 16 divisors (see below), whose sum is σ = 16154566737408. Its totient is φ = 6723721071600.

The previous prime is 11100202199969. The next prime is 11100202200023. The reversal of 11100202200021 is 12000220200111.

It is not a de Polignac number, because 11100202200021 - 2³⁷ = 10962763246549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100202200023) 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, 91793691 + ... + 91914536.

It is an arithmetic number, because the mean of its divisors is an integer number (1009660421088).

Almost surely, 2^{11100202200021} is an apocalyptic number.

11100202200021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11100202200021 is a deficient number, since it is larger than the sum of its proper divisors (5054364537387).

11100202200021 is a wasteful number, since it uses less digits than its factorization.

11100202200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183710072.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11100202200021 its reverse (12000220200111), we get a palindrome (23100422400132).

The spelling of 11100202200021 in words is "eleven trillion, one hundred billion, two hundred two million, two hundred thousand, twenty-one".