2111200110011 has 4 divisors (see below), whose sum is σ = 2160297787032. Its totient is φ = 2062102432992.

The previous prime is 2111200109989. The next prime is 2111200110023. The reversal of 2111200110011 is 1100110021112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2111200110011 - 2¹⁰ = 2111200108987 is a prime.

It is a Duffinian number.

2111200110011 is a modest number, since divided by 110011 gives 21112 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 2111200109974 and 2111200110001.

It is not an unprimeable number, because it can be changed into a prime (2111200110511) 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, 24548838446 + ... + 24548838531.

It is an arithmetic number, because the mean of its divisors is an integer number (540074446758).

Almost surely, 2^{2111200110011} is an apocalyptic number.

2111200110011 is a deficient number, since it is larger than the sum of its proper divisors (49097677021).

2111200110011 is an equidigital number, since it uses as much as digits as its factorization.

2111200110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49097677020.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 2111200110011 its reverse (1100110021112), we get a palindrome (3211310131123).

The spelling of 2111200110011 in words is "two trillion, one hundred eleven billion, two hundred million, one hundred ten thousand, eleven".