100555033 has 4 divisors (see below), whose sum is σ = 100765440. Its totient is φ = 100344628.

The previous prime is 100555031. The next prime is 100555061. The reversal of 100555033 is 330555001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100555033 - 2¹ = 100555031 is a prime.

It is a super-2 number, since 2×100555033² = 20222629323262178, 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 = 100554995 and 100555013.

It is not an unprimeable number, because it can be changed into a prime (100555031) 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, 104485 + ... + 105442.

It is an arithmetic number, because the mean of its divisors is an integer number (25191360).

Almost surely, 2^100555033 is an apocalyptic number.

It is an amenable number.

100555033 is a deficient number, since it is larger than the sum of its proper divisors (210407).

100555033 is an equidigital number, since it uses as much as digits as its factorization.

100555033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210406.

The product of its (nonzero) digits is 1125, while the sum is 22.

The square root of 100555033 is about 10027.7132487921. The cubic root of 100555033 is about 465.0160444612.

The spelling of 100555033 in words is "one hundred million, five hundred fifty-five thousand, thirty-three".