20224240402 has 8 divisors (see below), whose sum is σ = 30337516800. Its totient is φ = 10111734804.

The previous prime is 20224240339. The next prime is 20224240453. The reversal of 20224240402 is 20404242202.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121902 + ... + 235177.

It is an arithmetic number, because the mean of its divisors is an integer number (3792189600).

Almost surely, 2^20224240402 is an apocalyptic number.

20224240402 is a deficient number, since it is larger than the sum of its proper divisors (10113276398).

20224240402 is a wasteful number, since it uses less digits than its factorization.

20224240402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385400.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20224240402 its reverse (20404242202), we get a palindrome (40628482604).

It can be divided in two parts, 2022 and 4240402, that added together give a palindrome (4242424).

The spelling of 20224240402 in words is "twenty billion, two hundred twenty-four million, two hundred forty thousand, four hundred two".