100320033 has 16 divisors (see below), whose sum is σ = 146131200. Its totient is φ = 60712080.

The previous prime is 100320023. The next prime is 100320041. The reversal of 100320033 is 330023001.

It is a happy number.

It is not a de Polignac number, because 100320033 - 2¹² = 100315937 is a prime.

It is a super-2 number, since 2×100320033² = 20128218042242178, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100320023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26578 + ... + 30116.

It is an arithmetic number, because the mean of its divisors is an integer number (9133200).

Almost surely, 2^100320033 is an apocalyptic number.

It is an amenable number.

100320033 is a deficient number, since it is larger than the sum of its proper divisors (45811167).

100320033 is a wasteful number, since it uses less digits than its factorization.

100320033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4412.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 100320033 is about 10015.9888678053. The cubic root of 100320033 is about 464.6535099462.

Adding to 100320033 its reverse (330023001), we get a palindrome (430343034).

The spelling of 100320033 in words is "one hundred million, three hundred twenty thousand, thirty-three".