2111100202011 has 8 divisors (see below), whose sum is σ = 2821486257424. Its totient is φ = 1404057140640.

The previous prime is 2111100202009. The next prime is 2111100202129. The reversal of 2111100202011 is 1102020011112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2111100202011 - 2¹ = 2111100202009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2111100202811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 835747036 + ... + 835749561.

It is an arithmetic number, because the mean of its divisors is an integer number (352685782178).

Almost surely, 2^{2111100202011} is an apocalyptic number.

2111100202011 is a deficient number, since it is larger than the sum of its proper divisors (710386055413).

2111100202011 is a wasteful number, since it uses less digits than its factorization.

2111100202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671497021.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2111100202011 its reverse (1102020011112), we get a palindrome (3213120213123).

The spelling of 2111100202011 in words is "two trillion, one hundred eleven billion, one hundred million, two hundred two thousand, eleven".