130244333 has 4 divisors (see below), whose sum is σ = 132379548. Its totient is φ = 128109120.

The previous prime is 130244311. The next prime is 130244341. The reversal of 130244333 is 333442031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 333442031 = 13 ⋅25649387.

It can be written as a sum of positive squares in 2 ways, for example, as 47306884 + 82937449 = 6878^2 + 9107^2 .

It is a cyclic number.

It is not a de Polignac number, because 130244333 - 2²⁰ = 129195757 is a prime.

It is a super-2 number, since 2×130244333² = 33927172557229778, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130244299 and 130244308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130244533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1067516 + ... + 1067637.

It is an arithmetic number, because the mean of its divisors is an integer number (33094887).

Almost surely, 2^130244333 is an apocalyptic number.

It is an amenable number.

130244333 is a deficient number, since it is larger than the sum of its proper divisors (2135215).

130244333 is an equidigital number, since it uses as much as digits as its factorization.

130244333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135214.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 130244333 is about 11412.4639320350. The cubic root of 130244333 is about 506.8968728724.

Adding to 130244333 its reverse (333442031), we get a palindrome (463686364).

The spelling of 130244333 in words is "one hundred thirty million, two hundred forty-four thousand, three hundred thirty-three".