100812196 has 6 divisors (see below), whose sum is σ = 176421350. Its totient is φ = 50406096.

The previous prime is 100812139. The next prime is 100812209. The reversal of 100812196 is 691218001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 73102500 + 27709696 = 8550^2 + 5264^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12601521 + ... + 12601528.

Almost surely, 2^100812196 is an apocalyptic number.

It is an amenable number.

100812196 is a deficient number, since it is larger than the sum of its proper divisors (75609154).

100812196 is a wasteful number, since it uses less digits than its factorization.

100812196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25203053 (or 25203051 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 100812196 is about 10040.5276753764. The cubic root of 100812196 is about 465.4121231673.

The spelling of 100812196 in words is "one hundred million, eight hundred twelve thousand, one hundred ninety-six".