225433220000 has 60 divisors (see below), whose sum is σ = 554599585386. Its totient is φ = 90173280000.

The previous prime is 225433219967. The next prime is 225433220021. The reversal of 225433220000 is 22334522.

It can be written as a sum of positive squares in 5 ways, for example, as 19814503696 + 205618716304 = 140764^2 + 453452^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5615831 + ... + 5655830.

Almost surely, 2^225433220000 is an apocalyptic number.

225433220000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225433220000 is an abundant number, since it is smaller than the sum of its proper divisors (329166365386).

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

225433220000 is an equidigital number, since it uses as much as digits as its factorization.

225433220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11271691 (or 11271668 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 225433220000 its reverse (22334522), we get a palindrome (225455554522).

The spelling of 225433220000 in words is "two hundred twenty-five billion, four hundred thirty-three million, two hundred twenty thousand".