110102210200021 has 16 divisors (see below), whose sum is σ = 118844414550400. Its totient is φ = 101398988351808.

The previous prime is 110102210199979. The next prime is 110102210200043. The reversal of 110102210200021 is 120002012201011.

It is a cyclic number.

It is not a de Polignac number, because 110102210200021 - 2⁴³ = 101306117177813 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110102210199974 and 110102210200010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110102210230021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281896150 + ... + 282286456.

It is an arithmetic number, because the mean of its divisors is an integer number (7427775909400).

Almost surely, 2^{110102210200021} is an apocalyptic number.

It is an amenable number.

110102210200021 is a deficient number, since it is larger than the sum of its proper divisors (8742204350379).

110102210200021 is a wasteful number, since it uses less digits than its factorization.

110102210200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440188.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110102210200021 its reverse (120002012201011), we get a palindrome (230104222401032).

The spelling of 110102210200021 in words is "one hundred ten trillion, one hundred two billion, two hundred ten million, two hundred thousand, twenty-one".