110420031021 has 8 divisors (see below), whose sum is σ = 147230689824. Its totient is φ = 73611363120.

The previous prime is 110420031011. The next prime is 110420031047. The reversal of 110420031021 is 120130024011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 110420031021 - 2¹⁷ = 110419899949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110420031011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363111 + ... + 593876.

It is an arithmetic number, because the mean of its divisors is an integer number (18403836228).

Almost surely, 2^110420031021 is an apocalyptic number.

It is an amenable number.

110420031021 is a deficient number, since it is larger than the sum of its proper divisors (36810658803).

110420031021 is an equidigital number, since it uses as much as digits as its factorization.

110420031021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995451.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 110420031021 its reverse (120130024011), we get a palindrome (230550055032).

The spelling of 110420031021 in words is "one hundred ten billion, four hundred twenty million, thirty-one thousand, twenty-one".