20122420340024 has 32 divisors (see below), whose sum is σ = 37824597248400. Its totient is φ = 10035864733440.

The previous prime is 20122420339997. The next prime is 20122420340051. The reversal of 20122420340024 is 42004302422102.

It is an interprime number because it is at equal distance from previous prime (20122420339997) and next prime (20122420340051).

It is a super-2 number, since 2×20122420340024² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20122420339975 and 20122420340002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45183959 + ... + 45627129.

Almost surely, 2^{20122420340024} is an apocalyptic number.

It is an amenable number.

20122420340024 is a deficient number, since it is larger than the sum of its proper divisors (17702176908376).

20122420340024 is a wasteful number, since it uses less digits than its factorization.

20122420340024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457463 (or 457459 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 20122420340024 its reverse (42004302422102), we get a palindrome (62126722762126).

The spelling of 20122420340024 in words is "twenty trillion, one hundred twenty-two billion, four hundred twenty million, three hundred forty thousand, twenty-four".