113221029 has 8 divisors (see below), whose sum is σ = 153029632. Its totient is φ = 74446560.

The previous prime is 113221027. The next prime is 113221039. The reversal of 113221029 is 920122311.

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

It is not a de Polignac number, because 113221029 - 2¹ = 113221027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113220996 and 113221014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113221027) 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, 258277 + ... + 258714.

It is an arithmetic number, because the mean of its divisors is an integer number (19128704).

Almost surely, 2^113221029 is an apocalyptic number.

It is an amenable number.

113221029 is a deficient number, since it is larger than the sum of its proper divisors (39808603).

113221029 is an equidigital number, since it uses as much as digits as its factorization.

113221029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517067.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 113221029 is about 10640.5370635133. The cubic root of 113221029 is about 483.7738239841.

The spelling of 113221029 in words is "one hundred thirteen million, two hundred twenty-one thousand, twenty-nine".