20143422412 has 48 divisors (see below), whose sum is σ = 36476070400. Its totient is φ = 9727542720.

The previous prime is 20143422407. The next prime is 20143422437. The reversal of 20143422412 is 21422434102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6477514 + ... + 6480622.

Almost surely, 2^20143422412 is an apocalyptic number.

It is an amenable number.

20143422412 is a deficient number, since it is larger than the sum of its proper divisors (16332647988).

20143422412 is a wasteful number, since it uses less digits than its factorization.

20143422412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566 (or 3564 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 20143422412 its reverse (21422434102), we get a palindrome (41565856514).

The spelling of 20143422412 in words is "twenty billion, one hundred forty-three million, four hundred twenty-two thousand, four hundred twelve".