100202212 has 48 divisors (see below), whose sum is σ = 197455104. Its totient is φ = 44100000.

The previous prime is 100202161. The next prime is 100202213. The reversal of 100202212 is 212202001.

It is not an unprimeable number, because it can be changed into a prime (100202213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399087 + ... + 399337.

It is an arithmetic number, because the mean of its divisors is an integer number (4113648).

Almost surely, 2^100202212 is an apocalyptic number.

It is an amenable number.

100202212 is a deficient number, since it is larger than the sum of its proper divisors (97252892).

100202212 is a wasteful number, since it uses less digits than its factorization.

100202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 100202212 is about 10010.1054939496. The cubic root of 100202212 is about 464.4715343703.

Adding to 100202212 its reverse (212202001), we get a palindrome (312404213).

The spelling of 100202212 in words is "one hundred million, two hundred two thousand, two hundred twelve".