20022424405 has 8 divisors (see below), whose sum is σ = 24029107200. Its totient is φ = 16016474256.

The previous prime is 20022424399. The next prime is 20022424421. The reversal of 20022424405 is 50442422002.

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

It is a cyclic number.

It is not a de Polignac number, because 20022424405 - 2⁷ = 20022424277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20022424405.

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, 121125 + ... + 233914.

It is an arithmetic number, because the mean of its divisors is an integer number (3003638400).

Almost surely, 2^20022424405 is an apocalyptic number.

It is an amenable number.

20022424405 is a deficient number, since it is larger than the sum of its proper divisors (4006682795).

20022424405 is a wasteful number, since it uses less digits than its factorization.

20022424405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366323.

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 20022424405 its reverse (50442422002), we get a palindrome (70464846407).

The spelling of 20022424405 in words is "twenty billion, twenty-two million, four hundred twenty-four thousand, four hundred five".