2102111230011 has 8 divisors (see below), whose sum is σ = 3018416125200. Its totient is φ = 1293606910752.

The previous prime is 2102111230007. The next prime is 2102111230081. The reversal of 2102111230011 is 1100321112012.

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

It is not a de Polignac number, because 2102111230011 - 2² = 2102111230007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102111230001) 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, 26950143936 + ... + 26950144013.

It is an arithmetic number, because the mean of its divisors is an integer number (377302015650).

Almost surely, 2^{2102111230011} is an apocalyptic number.

2102111230011 is a deficient number, since it is larger than the sum of its proper divisors (916304895189).

2102111230011 is a wasteful number, since it uses less digits than its factorization.

2102111230011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53900287965.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2102111230011 its reverse (1100321112012), we get a palindrome (3202432342023).

The spelling of 2102111230011 in words is "two trillion, one hundred two billion, one hundred eleven million, two hundred thirty thousand, eleven".