110120021012011 has 4 divisors (see below), whose sum is σ = 110163324208032. Its totient is φ = 110076717815992.

The previous prime is 110120021011993. The next prime is 110120021012081. The reversal of 110120021012011 is 110210120021011.

It is a happy number.

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 110120021012011 - 2²⁷ = 110119886794283 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110120021011982 and 110120021012000.

It is not an unprimeable number, because it can be changed into a prime (110120021012081) 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, 21651594196 + ... + 21651599281.

It is an arithmetic number, because the mean of its divisors is an integer number (27540831052008).

Almost surely, 2^{110120021012011} is an apocalyptic number.

110120021012011 is a deficient number, since it is larger than the sum of its proper divisors (43303196021).

110120021012011 is an equidigital number, since it uses as much as digits as its factorization.

110120021012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43303196020.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 110120021012011 its reverse (110210120021011), we get a palindrome (220330141033022).

The spelling of 110120021012011 in words is "one hundred ten trillion, one hundred twenty billion, twenty-one million, twelve thousand, eleven".