100212033 has 4 divisors (see below), whose sum is σ = 133616048. Its totient is φ = 66808020.

The previous prime is 100211981. The next prime is 100212043. The reversal of 100212033 is 330212001.

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 not a de Polignac number, because 100212033 - 2⁸ = 100211777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100212043) 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, 16702003 + ... + 16702008.

It is an arithmetic number, because the mean of its divisors is an integer number (33404012).

Almost surely, 2^100212033 is an apocalyptic number.

It is an amenable number.

100212033 is a deficient number, since it is larger than the sum of its proper divisors (33404015).

100212033 is an equidigital number, since it uses as much as digits as its factorization.

100212033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33404014.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 100212033 is about 10010.5960362008. The cubic root of 100212033 is about 464.4867084396.

Adding to 100212033 its reverse (330212001), we get a palindrome (430424034).

The spelling of 100212033 in words is "one hundred million, two hundred twelve thousand, thirty-three".