4203403020225 has 72 divisors (see below), whose sum is σ = 7595903023800. Its totient is φ = 2221888527360.

The previous prime is 4203403020217. The next prime is 4203403020227. The reversal of 4203403020225 is 5220203043024.

It is a happy number.

4203403020225 is a `hidden beast` number, since 420 + 3 + 4 + 0 + 30 + 202 + 2 + 5 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 275146407936 + 3928256612289 = 524544^2 + 1981983^2 .

It is not a de Polignac number, because 4203403020225 - 2³ = 4203403020217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4203403020227) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 15183747 + ... + 15458103.

Almost surely, 2^{4203403020225} is an apocalyptic number.

4203403020225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4203403020225 is a deficient number, since it is larger than the sum of its proper divisors (3392500003575).

4203403020225 is a wasteful number, since it uses less digits than its factorization.

4203403020225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274979 (or 274971 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 4203403020225 its reverse (5220203043024), we get a palindrome (9423606063249).

The spelling of 4203403020225 in words is "four trillion, two hundred three billion, four hundred three million, twenty thousand, two hundred twenty-five".