11000021101 has 16 divisors (see below), whose sum is σ = 12152327040. Its totient is φ = 9910296000.

The previous prime is 11000021099. The next prime is 11000021111. The reversal of 11000021101 is 10112000011.

It is a cyclic number.

It is not a de Polignac number, because 11000021101 - 2¹ = 11000021099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000021111) 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, 2851 + ... + 148351.

It is an arithmetic number, because the mean of its divisors is an integer number (759520440).

Almost surely, 2^11000021101 is an apocalyptic number.

It is an amenable number.

11000021101 is a deficient number, since it is larger than the sum of its proper divisors (1152305939).

11000021101 is a wasteful number, since it uses less digits than its factorization.

11000021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145716.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 11000021101 its reverse (10112000011), we get a palindrome (21112021112).

The spelling of 11000021101 in words is "eleven billion, twenty-one thousand, one hundred one".