20144121114 has 32 divisors (see below), whose sum is σ = 44883457920. Its totient is φ = 5984459712.

The previous prime is 20144121103. The next prime is 20144121131. The reversal of 20144121114 is 41112144102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4450462 + ... + 4454985.

It is an arithmetic number, because the mean of its divisors is an integer number (1402608060).

Almost surely, 2^20144121114 is an apocalyptic number.

20144121114 is an abundant number, since it is smaller than the sum of its proper divisors (24739336806).

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

20144121114 is a wasteful number, since it uses less digits than its factorization.

20144121114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8905494.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 20144121114 its reverse (41112144102), we get a palindrome (61256265216).

The spelling of 20144121114 in words is "twenty billion, one hundred forty-four million, one hundred twenty-one thousand, one hundred fourteen".