110203121333021 has 12 divisors (see below), whose sum is σ = 113775803126112. Its totient is φ = 106718327237544.

The previous prime is 110203121332999. The next prime is 110203121333027. The reversal of 110203121333021 is 120333121302011.

It is not a de Polignac number, because 110203121333021 - 2²² = 110203117138717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110203121333027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236023985 + ... + 236490438.

It is an arithmetic number, because the mean of its divisors is an integer number (9481316927176).

Almost surely, 2^{110203121333021} is an apocalyptic number.

It is an amenable number.

110203121333021 is a deficient number, since it is larger than the sum of its proper divisors (3572681793091).

110203121333021 is an frugal number, since it uses more digits than its factorization.

110203121333021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472514608 (or 472514549 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 110203121333021 its reverse (120333121302011), we get a palindrome (230536242635032).

The spelling of 110203121333021 in words is "one hundred ten trillion, two hundred three billion, one hundred twenty-one million, three hundred thirty-three thousand, twenty-one".