20013421014174 has 32 divisors (see below), whose sum is σ = 47322374814720. Its totient is φ = 5520943727712.

The previous prime is 20013421014173. The next prime is 20013421014233. The reversal of 20013421014174 is 47141012431002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20013421014173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8215688854 + ... + 8215691289.

It is an arithmetic number, because the mean of its divisors is an integer number (1478824212960).

Almost surely, 2^{20013421014174} is an apocalyptic number.

20013421014174 is an abundant number, since it is smaller than the sum of its proper divisors (27308953800546).

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

20013421014174 is a wasteful number, since it uses less digits than its factorization.

20013421014174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16431380184.

The product of its (nonzero) digits is 5376, while the sum is 30.

Adding to 20013421014174 its reverse (47141012431002), we get a palindrome (67154433445176).

The spelling of 20013421014174 in words is "twenty trillion, thirteen billion, four hundred twenty-one million, fourteen thousand, one hundred seventy-four".