100302212 has 6 divisors (see below), whose sum is σ = 175528878. Its totient is φ = 50151104.

The previous prime is 100302211. The next prime is 100302259. The reversal of 100302212 is 212203001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 54523456 + 45778756 = 7384^2 + 6766^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100302193 and 100302202.

It is not an unprimeable number, because it can be changed into a prime (100302211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12537773 + ... + 12537780.

It is an arithmetic number, because the mean of its divisors is an integer number (29254813).

Almost surely, 2^100302212 is an apocalyptic number.

It is an amenable number.

100302212 is a deficient number, since it is larger than the sum of its proper divisors (75226666).

100302212 is a wasteful number, since it uses less digits than its factorization.

100302212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25075557 (or 25075555 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 100302212 is about 10015.0992007069. The cubic root of 100302212 is about 464.6259944031.

Adding to 100302212 its reverse (212203001), we get a palindrome (312505213).

The spelling of 100302212 in words is "one hundred million, three hundred two thousand, two hundred twelve".