20111200101110 has 32 divisors (see below), whose sum is σ = 36476315109792. Its totient is φ = 7983150670080.

The previous prime is 20111200101073. The next prime is 20111200101121. The reversal of 20111200101110 is 1110100211102.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20111200101091 and 20111200101100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1795709 + ... + 6591431.

It is an arithmetic number, because the mean of its divisors is an integer number (1139884847181).

Almost surely, 2^{20111200101110} is an apocalyptic number.

20111200101110 is a deficient number, since it is larger than the sum of its proper divisors (16365115008682).

20111200101110 is a wasteful number, since it uses less digits than its factorization.

20111200101110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4798928.

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

Adding to 20111200101110 its reverse (1110100211102), we get a palindrome (21221300312212).

The spelling of 20111200101110 in words is "twenty trillion, one hundred eleven billion, two hundred million, one hundred one thousand, one hundred ten".