200698812225 has 18 divisors (see below), whose sum is σ = 359473872966. Its totient is φ = 107039366400.

The previous prime is 200698812073. The next prime is 200698812229. The reversal of 200698812225 is 522218896002.

It can be written as a sum of positive squares in 3 ways, for example, as 900540081 + 199798272144 = 30009^2 + 446988^2 .

It is not a de Polignac number, because 200698812225 - 2¹⁷ = 200698681153 is a prime.

It is a super-3 number, since 3×200698812225³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200698812229) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 445997136 + ... + 445997585.

Almost surely, 2^200698812225 is an apocalyptic number.

200698812225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200698812225 is a deficient number, since it is larger than the sum of its proper divisors (158775060741).

200698812225 is a wasteful number, since it uses less digits than its factorization.

200698812225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891994737 (or 891994729 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 200698812225 in words is "two hundred billion, six hundred ninety-eight million, eight hundred twelve thousand, two hundred twenty-five".