20424243034102 has 16 divisors (see below), whose sum is σ = 30704636749824. Its totient is φ = 10189372081000.

The previous prime is 20424243034057. The next prime is 20424243034103. The reversal of 20424243034102 is 20143034242402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20424243034103) by changing a digit.

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, 3148827 + ... + 7124857.

It is an arithmetic number, because the mean of its divisors is an integer number (1919039796864).

Almost surely, 2^{20424243034102} is an apocalyptic number.

20424243034102 is a deficient number, since it is larger than the sum of its proper divisors (10280393715722).

20424243034102 is a wasteful number, since it uses less digits than its factorization.

20424243034102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3981755.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 20424243034102 its reverse (20143034242402), we get a palindrome (40567277276504).

The spelling of 20424243034102 in words is "twenty trillion, four hundred twenty-four billion, two hundred forty-three million, thirty-four thousand, one hundred two".