110001011011021 has 16 divisors (see below), whose sum is σ = 120070915292160. Its totient is φ = 100163192762880.

The previous prime is 110001011011007. The next prime is 110001011011037. The reversal of 110001011011021 is 120110110100011.

It is not a de Polignac number, because 110001011011021 - 2¹⁹ = 110001010486733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110001011010989 and 110001011011007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110001011011051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47420740 + ... + 49686301.

It is an arithmetic number, because the mean of its divisors is an integer number (7504432205760).

Almost surely, 2^{110001011011021} is an apocalyptic number.

It is an amenable number.

110001011011021 is a deficient number, since it is larger than the sum of its proper divisors (10069904281139).

110001011011021 is a wasteful number, since it uses less digits than its factorization.

110001011011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97108236.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 110001011011021 its reverse (120110110100011), we get a palindrome (230111121111032).

The spelling of 110001011011021 in words is "one hundred ten trillion, one billion, eleven million, eleven thousand, twenty-one".