11100002102021 has 4 divisors (see below), whose sum is σ = 12685716688032. Its totient is φ = 9514287516012.

The previous prime is 11100002102009. The next prime is 11100002102029. The reversal of 11100002102021 is 12020120000111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11100002102021 - 2²² = 11099997907717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100002101993 and 11100002102011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100002102029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 792857292995 + ... + 792857293008.

It is an arithmetic number, because the mean of its divisors is an integer number (3171429172008).

Almost surely, 2^{11100002102021} is an apocalyptic number.

It is an amenable number.

11100002102021 is a deficient number, since it is larger than the sum of its proper divisors (1585714586011).

11100002102021 is an equidigital number, since it uses as much as digits as its factorization.

11100002102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585714586010.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11100002102021 its reverse (12020120000111), we get a palindrome (23120122102132).

The spelling of 11100002102021 in words is "eleven trillion, one hundred billion, two million, one hundred two thousand, twenty-one".