20144343214 has 16 divisors (see below), whose sum is σ = 31443287040. Its totient is φ = 9671187960.

The previous prime is 20144343203. The next prime is 20144343221. The reversal of 20144343214 is 41234344102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1979982 + ... + 1990129.

It is an arithmetic number, because the mean of its divisors is an integer number (1965205440).

Almost surely, 2^20144343214 is an apocalyptic number.

20144343214 is a deficient number, since it is larger than the sum of its proper divisors (11298943826).

20144343214 is a wasteful number, since it uses less digits than its factorization.

20144343214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3970215.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 20144343214 its reverse (41234344102), we get a palindrome (61378687316).

The spelling of 20144343214 in words is "twenty billion, one hundred forty-four million, three hundred forty-three thousand, two hundred fourteen".