110021103231 has 16 divisors (see below), whose sum is σ = 158223227904. Its totient is φ = 67600633824.

The previous prime is 110021103229. The next prime is 110021103259. The reversal of 110021103231 is 132301120011.

It is a happy number.

It is not a de Polignac number, because 110021103231 - 2¹ = 110021103229 is a prime.

It is a super-2 number, since 2×110021103231² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110021103231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021103131) 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, 2154871 + ... + 2205336.

It is an arithmetic number, because the mean of its divisors is an integer number (9888951744).

Almost surely, 2^110021103231 is an apocalyptic number.

110021103231 is a deficient number, since it is larger than the sum of its proper divisors (48202124673).

110021103231 is a wasteful number, since it uses less digits than its factorization.

110021103231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360870.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 110021103231 its reverse (132301120011), we get a palindrome (242322223242).

The spelling of 110021103231 in words is "one hundred ten billion, twenty-one million, one hundred three thousand, two hundred thirty-one".