100212133 has 8 divisors (see below), whose sum is σ = 114605568. Its totient is φ = 85838064.

The previous prime is 100212121. The next prime is 100212143. The reversal of 100212133 is 331212001.

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

It is a cyclic number.

It is not a de Polignac number, because 100212133 - 2¹³ = 100203941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212103) 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, 8835 + ... + 16687.

It is an arithmetic number, because the mean of its divisors is an integer number (14325696).

Almost surely, 2^100212133 is an apocalyptic number.

It is an amenable number.

100212133 is a deficient number, since it is larger than the sum of its proper divisors (14393435).

100212133 is an equidigital number, since it uses as much as digits as its factorization.

100212133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9683.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 100212133 is about 10010.6010309072. The cubic root of 100212133 is about 464.4868629409.

Adding to 100212133 its reverse (331212001), we get a palindrome (431424134).

The spelling of 100212133 in words is "one hundred million, two hundred twelve thousand, one hundred thirty-three".