110313021 has 64 divisors (see below), whose sum is σ = 189851648. Its totient is φ = 55427328.

The previous prime is 110312999. The next prime is 110313023. The reversal of 110313021 is 120313011.

110313021 = 1250² + 1251² + ... + 1316².

It is not a de Polignac number, because 110313021 - 2¹³ = 110304829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110312988 and 110313006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110313023) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 676686 + ... + 676848.

It is an arithmetic number, because the mean of its divisors is an integer number (2966432).

Almost surely, 2^110313021 is an apocalyptic number.

It is an amenable number.

110313021 is a deficient number, since it is larger than the sum of its proper divisors (79538627).

110313021 is a wasteful number, since it uses less digits than its factorization.

110313021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 110313021 is about 10503.0005712653. Note that the first 3 decimals coincide. The cubic root of 110313021 is about 479.5960446859.

Subtracting from 110313021 its sum of digits (12), we obtain a square (110313009 = 10503²).

Adding to 110313021 its reverse (120313011), we get a palindrome (230626032).

The spelling of 110313021 in words is "one hundred ten million, three hundred thirteen thousand, twenty-one".