225023324402 has 4 divisors (see below), whose sum is σ = 337534986606. Its totient is φ = 112511662200.

The previous prime is 225023324399. The next prime is 225023324483. The reversal of 225023324402 is 204423320522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 123031876081 + 101991448321 = 350759^2 + 319361^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56255831099 + ... + 56255831102.

Almost surely, 2^225023324402 is an apocalyptic number.

225023324402 is a deficient number, since it is larger than the sum of its proper divisors (112511662204).

225023324402 is a wasteful number, since it uses less digits than its factorization.

225023324402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112511662203.

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 225023324402 its reverse (204423320522), we get a palindrome (429446644924).

The spelling of 225023324402 in words is "two hundred twenty-five billion, twenty-three million, three hundred twenty-four thousand, four hundred two".