110211120210021 has 16 divisors (see below), whose sum is σ = 146969791848000. Its totient is φ = 73463265203328.

The previous prime is 110211120210017. The next prime is 110211120210119. The reversal of 110211120210021 is 120012021112011.

It is a happy number.

It is not a de Polignac number, because 110211120210021 - 2² = 110211120210017 is a prime.

It is a super-2 number, since 2×110211120210021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110211120230021) 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, 600720115 + ... + 600903551.

It is an arithmetic number, because the mean of its divisors is an integer number (9185611990500).

Almost surely, 2^{110211120210021} is an apocalyptic number.

It is an amenable number.

110211120210021 is a deficient number, since it is larger than the sum of its proper divisors (36758671637979).

110211120210021 is a wasteful number, since it uses less digits than its factorization.

110211120210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211828.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 110211120210021 its reverse (120012021112011), we get a palindrome (230223141322032).

The spelling of 110211120210021 in words is "one hundred ten trillion, two hundred eleven billion, one hundred twenty million, two hundred ten thousand, twenty-one".