20143043002422 has 24 divisors (see below), whose sum is σ = 43645768606440. Its totient is φ = 6713961703200.

The previous prime is 20143043002391. The next prime is 20143043002549. The reversal of 20143043002422 is 22420034034102.

20143043002422 is a `hidden beast` number, since 2 + 0 + 14 + 304 + 300 + 2 + 42 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31841772 + ... + 32468207.

It is an arithmetic number, because the mean of its divisors is an integer number (1818573691935).

Almost surely, 2^{20143043002422} is an apocalyptic number.

20143043002422 is an abundant number, since it is smaller than the sum of its proper divisors (23502725604018).

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

20143043002422 is a wasteful number, since it uses less digits than its factorization.

20143043002422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64327388 (or 64327385 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 20143043002422 its reverse (22420034034102), we get a palindrome (42563077036524).

The spelling of 20143043002422 in words is "twenty trillion, one hundred forty-three billion, forty-three million, two thousand, four hundred twenty-two".