225021133434 has 8 divisors (see below), whose sum is σ = 450042266880. Its totient is φ = 75007044476.

The previous prime is 225021133433. The next prime is 225021133451. The reversal of 225021133434 is 434331120522.

It is a sphenic number, since it is the product of 3 distinct primes.

225021133434 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (225021133433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18751761114 + ... + 18751761125.

It is an arithmetic number, because the mean of its divisors is an integer number (56255283360).

Almost surely, 2^225021133434 is an apocalyptic number.

225021133434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

225021133434 is a wasteful number, since it uses less digits than its factorization.

225021133434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37503522244.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 225021133434 its reverse (434331120522), we get a palindrome (659352253956).

The spelling of 225021133434 in words is "two hundred twenty-five billion, twenty-one million, one hundred thirty-three thousand, four hundred thirty-four".