423130015225 has 12 divisors (see below), whose sum is σ = 524704462524. Its totient is φ = 338489016320.

The previous prime is 423130015201. The next prime is 423130015289. The reversal of 423130015225 is 522510031324.

It can be written as a sum of positive squares in 6 ways, for example, as 5974207849 + 417155807376 = 77293^2 + 645876^2 .

It is not a de Polignac number, because 423130015225 - 2²³ = 423121626617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423130015193 and 423130015202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219177 + ... + 945673.

It is an arithmetic number, because the mean of its divisors is an integer number (43725371877).

Almost surely, 2^423130015225 is an apocalyptic number.

It is an amenable number.

423130015225 is a deficient number, since it is larger than the sum of its proper divisors (101574447299).

423130015225 is a wasteful number, since it uses less digits than its factorization.

423130015225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749804 (or 749799 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 423130015225 its reverse (522510031324), we get a palindrome (945640046549).

The spelling of 423130015225 in words is "four hundred twenty-three billion, one hundred thirty million, fifteen thousand, two hundred twenty-five".