20144125403020 has 12 divisors (see below), whose sum is σ = 42302663346384. Its totient is φ = 8057650161200.

The previous prime is 20144125402913. The next prime is 20144125403033. The reversal of 20144125403020 is 2030452144102.

It is a self number, because there is not a number n which added to its sum of digits gives 20144125403020.

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, 503603135056 + ... + 503603135095.

It is an arithmetic number, because the mean of its divisors is an integer number (3525221945532).

Almost surely, 2^{20144125403020} is an apocalyptic number.

20144125403020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20144125403020 is an abundant number, since it is smaller than the sum of its proper divisors (22158537943364).

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

20144125403020 is a wasteful number, since it uses less digits than its factorization.

20144125403020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007206270160 (or 1007206270158 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 20144125403020 its reverse (2030452144102), we get a palindrome (22174577547122).

The spelling of 20144125403020 in words is "twenty trillion, one hundred forty-four billion, one hundred twenty-five million, four hundred three thousand, twenty".