200412101 has 4 divisors (see below), whose sum is σ = 200558604. Its totient is φ = 200265600.

The previous prime is 200412077. The next prime is 200412131. The reversal of 200412101 is 101214002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52911076 + 147501025 = 7274^2 + 12145^2 .

It is a cyclic number.

It is not a de Polignac number, because 200412101 - 2²² = 196217797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200412131) 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, 71180 + ... + 73941.

It is an arithmetic number, because the mean of its divisors is an integer number (50139651).

Almost surely, 2^200412101 is an apocalyptic number.

It is an amenable number.

200412101 is a deficient number, since it is larger than the sum of its proper divisors (146503).

200412101 is a wasteful number, since it uses less digits than its factorization.

200412101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146502.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 200412101 is about 14156.6980966608. The cubic root of 200412101 is about 585.2049356260.

Adding to 200412101 its reverse (101214002), we get a palindrome (301626103).

The spelling of 200412101 in words is "two hundred million, four hundred twelve thousand, one hundred one".