225101231040 has 112 divisors (see below), whose sum is σ = 816795919872. Its totient is φ = 51451708416.

The previous prime is 225101231027. The next prime is 225101231057. The reversal of 225101231040 is 40132101522.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 225101230998 and 225101231016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16741884 + ... + 16755323.

Almost surely, 2^225101231040 is an apocalyptic number.

225101231040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225101231040 is an abundant number, since it is smaller than the sum of its proper divisors (591694688832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225101231040 is a wasteful number, since it uses less digits than its factorization.

225101231040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33497234 (or 33497224 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 225101231040 its reverse (40132101522), we get a palindrome (265233332562).

The spelling of 225101231040 in words is "two hundred twenty-five billion, one hundred one million, two hundred thirty-one thousand, forty".