20413020422 has 4 divisors (see below), whose sum is σ = 30619530636. Its totient is φ = 10206510210.

The previous prime is 20413020409. The next prime is 20413020451. The reversal of 20413020422 is 22402031402.

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

It is a junction number, because it is equal to n+sod(n) for n = 20413020394 and 20413020403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5103255104 + ... + 5103255107.

It is an arithmetic number, because the mean of its divisors is an integer number (7654882659).

Almost surely, 2^20413020422 is an apocalyptic number.

20413020422 is a deficient number, since it is larger than the sum of its proper divisors (10206510214).

20413020422 is a wasteful number, since it uses less digits than its factorization.

20413020422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10206510213.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20413020422 its reverse (22402031402), we get a palindrome (42815051824).

The spelling of 20413020422 in words is "twenty billion, four hundred thirteen million, twenty thousand, four hundred twenty-two".