20020503242426 has 8 divisors (see below), whose sum is σ = 30368179075860. Its totient is φ = 9897776883808.

The previous prime is 20020503242419. The next prime is 20020503242431. The reversal of 20020503242426 is 62424230502002.

It can be written as a sum of positive squares in 2 ways, for example, as 20014877492401 + 5625750025 = 4473799^2 + 75005^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20020503242392 and 20020503242401.

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, 56237368481 + ... + 56237368836.

Almost surely, 2^{20020503242426} is an apocalyptic number.

20020503242426 is a deficient number, since it is larger than the sum of its proper divisors (10347675833434).

20020503242426 is a wasteful number, since it uses less digits than its factorization.

20020503242426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112474737408.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 20020503242426 its reverse (62424230502002), we get a palindrome (82444733744428).

The spelling of 20020503242426 in words is "twenty trillion, twenty billion, five hundred three million, two hundred forty-two thousand, four hundred twenty-six".