20134143224 has 32 divisors (see below), whose sum is σ = 41647087440. Its totient is φ = 9066028800.

The previous prime is 20134143223. The next prime is 20134143251. The reversal of 20134143224 is 42234143102.

It is a super-2 number, since 2×20134143224² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 20134143193 and 20134143202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20134143223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2356682 + ... + 2365209.

Almost surely, 2^20134143224 is an apocalyptic number.

It is an amenable number.

20134143224 is an abundant number, since it is smaller than the sum of its proper divisors (21512944216).

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

20134143224 is a wasteful number, since it uses less digits than its factorization.

20134143224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4721951 (or 4721947 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 20134143224 its reverse (42234143102), we get a palindrome (62368286326).

The spelling of 20134143224 in words is "twenty billion, one hundred thirty-four million, one hundred forty-three thousand, two hundred twenty-four".