225310655042 has 16 divisors (see below), whose sum is σ = 371593239552. Its totient is φ = 101607523920.

The previous prime is 225310655041. The next prime is 225310655107. The reversal of 225310655042 is 240556013522.

It is a junction number, because it is equal to n+sod(n) for n = 225310654993 and 225310655011.

It is not an unprimeable number, because it can be changed into a prime (225310655041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40317653 + ... + 40323240.

It is an arithmetic number, because the mean of its divisors is an integer number (23224577472).

Almost surely, 2^225310655042 is an apocalyptic number.

225310655042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225310655042 is a deficient number, since it is larger than the sum of its proper divisors (146282584510).

225310655042 is a wasteful number, since it uses less digits than its factorization.

225310655042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80641033.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 225310655042 its reverse (240556013522), we get a palindrome (465866668564).

The spelling of 225310655042 in words is "two hundred twenty-five billion, three hundred ten million, six hundred fifty-five thousand, forty-two".