110123021320 has 64 divisors (see below), whose sum is σ = 268627590000. Its totient is φ = 40387888128.

The previous prime is 110123021303. The next prime is 110123021321. The reversal of 110123021320 is 23120321011.

It can be written as a sum of positive squares in 8 ways, for example, as 11699018244 + 98424003076 = 108162^2 + 313726^2 .

It is a super-4 number, since 4×110123021320⁴ (a number of 45 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110123021294 and 110123021303.

It is not an unprimeable number, because it can be changed into a prime (110123021321) 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, 633175 + ... + 788134.

Almost surely, 2^110123021320 is an apocalyptic number.

110123021320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110123021320 is an abundant number, since it is smaller than the sum of its proper divisors (158504568680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

110123021320 is a wasteful number, since it uses less digits than its factorization.

110123021320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421482 (or 1421478 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 110123021320 its reverse (23120321011), we get a palindrome (133243342331).

The spelling of 110123021320 in words is "one hundred ten billion, one hundred twenty-three million, twenty-one thousand, three hundred twenty".