110021101002021 has 16 divisors (see below), whose sum is σ = 161012475763200. Its totient is φ = 66270378737520.

The previous prime is 110021101002011. The next prime is 110021101002077. The reversal of 110021101002021 is 120200101120011.

It is not a de Polignac number, because 110021101002021 - 2¹⁰ = 110021101000997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110021101001988 and 110021101002006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021101002011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10226904921 + ... + 10226915678.

It is an arithmetic number, because the mean of its divisors is an integer number (10063279735200).

Almost surely, 2^{110021101002021} is an apocalyptic number.

110021101002021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110021101002021 is a deficient number, since it is larger than the sum of its proper divisors (50991374761179).

110021101002021 is a wasteful number, since it uses less digits than its factorization.

110021101002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20453820776.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 110021101002021 its reverse (120200101120011), we get a palindrome (230221202122032).

The spelling of 110021101002021 in words is "one hundred ten trillion, twenty-one billion, one hundred one million, two thousand, twenty-one".