20202134440232 has 32 divisors (see below), whose sum is σ = 38417813066880. Its totient is φ = 9957423577920.

The previous prime is 20202134440211. The next prime is 20202134440297. The reversal of 20202134440232 is 23204443120202.

It is a junction number, because it is equal to n+sod(n) for n = 20202134440195 and 20202134440204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667813 + ... + 6571595.

It is an arithmetic number, because the mean of its divisors is an integer number (1200556658340).

Almost surely, 2^{20202134440232} is an apocalyptic number.

It is an amenable number.

20202134440232 is a deficient number, since it is larger than the sum of its proper divisors (18215678626648).

20202134440232 is a wasteful number, since it uses less digits than its factorization.

20202134440232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4911113 (or 4911109 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 20202134440232 its reverse (23204443120202), we get a palindrome (43406577560434).

The spelling of 20202134440232 in words is "twenty trillion, two hundred two billion, one hundred thirty-four million, four hundred forty thousand, two hundred thirty-two".