20322130021232 has 40 divisors (see below), whose sum is σ = 42412626553584. Its totient is φ = 9377294436864.

The previous prime is 20322130021223. The next prime is 20322130021283. The reversal of 20322130021232 is 23212003122302.

It is a junction number, because it is equal to n+sod(n) for n = 20322130021198 and 20322130021207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10289213 + ... + 12104220.

Almost surely, 2^{20322130021232} is an apocalyptic number.

It is an amenable number.

20322130021232 is an abundant number, since it is smaller than the sum of its proper divisors (22090496532352).

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

20322130021232 is a wasteful number, since it uses less digits than its factorization.

20322130021232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22397817 (or 22397811 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20322130021232 its reverse (23212003122302), we get a palindrome (43534133143534).

The spelling of 20322130021232 in words is "twenty trillion, three hundred twenty-two billion, one hundred thirty million, twenty-one thousand, two hundred thirty-two".