225001304243320 has 32 divisors (see below), whose sum is σ = 552275928598320. Its totient is φ = 81818656088320.

The previous prime is 225001304243291. The next prime is 225001304243341. The reversal of 225001304243320 is 23342403100522.

It is a super-2 number, since 2×225001304243320² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255683299837 + ... + 255683300716.

Almost surely, 2^{225001304243320} is an apocalyptic number.

225001304243320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225001304243320 is an abundant number, since it is smaller than the sum of its proper divisors (327274624355000).

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

225001304243320 is a wasteful number, since it uses less digits than its factorization.

225001304243320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511366600575 (or 511366600571 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 225001304243320 its reverse (23342403100522), we get a palindrome (248343707343842).

The spelling of 225001304243320 in words is "two hundred twenty-five trillion, one billion, three hundred four million, two hundred forty-three thousand, three hundred twenty".