110202222222021 has 16 divisors (see below), whose sum is σ = 150913636544000. Its totient is φ = 71479638260928.

The previous prime is 110202222222017. The next prime is 110202222222031. The reversal of 110202222222021 is 120222222202011.

It is not a de Polignac number, because 110202222222021 - 2² = 110202222222017 is a prime.

It is a super-2 number, since 2×110202222222021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110202222222031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17264506 + ... + 22769883.

It is an arithmetic number, because the mean of its divisors is an integer number (9432102284000).

Almost surely, 2^{110202222222021} is an apocalyptic number.

It is an amenable number.

110202222222021 is a deficient number, since it is larger than the sum of its proper divisors (40711414321979).

110202222222021 is a wasteful number, since it uses less digits than its factorization.

110202222222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40059228.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 110202222222021 its reverse (120222222202011), we get a palindrome (230424444424032).

The spelling of 110202222222021 in words is "one hundred ten trillion, two hundred two billion, two hundred twenty-two million, two hundred twenty-two thousand, twenty-one".