110021211021 has 32 divisors (see below), whose sum is σ = 151277136768. Its totient is φ = 71101670400.

The previous prime is 110021210987. The next prime is 110021211029. The reversal of 110021211021 is 120112120011.

It is not a de Polignac number, because 110021211021 - 2²² = 110017016717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110021210988 and 110021211006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021211029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3012150 + ... + 3048456.

It is an arithmetic number, because the mean of its divisors is an integer number (4727410524).

Almost surely, 2^110021211021 is an apocalyptic number.

It is an amenable number.

110021211021 is a deficient number, since it is larger than the sum of its proper divisors (41255925747).

110021211021 is a wasteful number, since it uses less digits than its factorization.

110021211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36621.

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

Adding to 110021211021 its reverse (120112120011), we get a palindrome (230133331032).

The spelling of 110021211021 in words is "one hundred ten billion, twenty-one million, two hundred eleven thousand, twenty-one".