20122432004 has 12 divisors (see below), whose sum is σ = 36745310784. Its totient is φ = 9623771784.

The previous prime is 20122432003. The next prime is 20122432061. The reversal of 20122432004 is 40023422102.

It is not an unprimeable number, because it can be changed into a prime (20122432003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 109360952 + ... + 109361135.

It is an arithmetic number, because the mean of its divisors is an integer number (3062109232).

Almost surely, 2^20122432004 is an apocalyptic number.

It is an amenable number.

20122432004 is a deficient number, since it is larger than the sum of its proper divisors (16622878780).

20122432004 is a wasteful number, since it uses less digits than its factorization.

20122432004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218722114 (or 218722112 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20122432004 its reverse (40023422102), we get a palindrome (60145854106).

The spelling of 20122432004 in words is "twenty billion, one hundred twenty-two million, four hundred thirty-two thousand, four".