20012001344124 has 48 divisors (see below), whose sum is σ = 46711418476800. Its totient is φ = 6668274900096.

The previous prime is 20012001344089. The next prime is 20012001344173. The reversal of 20012001344124 is 42144310021002.

It is a junction number, because it is equal to n+sod(n) for n = 20012001344094 and 20012001344103.

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 15 ways as a sum of consecutive naturals, for example, 456175239 + ... + 456219105.

It is an arithmetic number, because the mean of its divisors is an integer number (973154551600).

Almost surely, 2^{20012001344124} is an apocalyptic number.

It is an amenable number.

20012001344124 is an abundant number, since it is smaller than the sum of its proper divisors (26699417132676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20012001344124 is a wasteful number, since it uses less digits than its factorization.

20012001344124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56642 (or 56640 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 20012001344124 its reverse (42144310021002), we get a palindrome (62156311365126).

The spelling of 20012001344124 in words is "twenty trillion, twelve billion, one million, three hundred forty-four thousand, one hundred twenty-four".