20330032121130 has 32 divisors (see below), whose sum is σ = 48797545857984. Its totient is φ = 5420734258176.

The previous prime is 20330032121129. The next prime is 20330032121137. The reversal of 20330032121130 is 3112123003302.

It is a junction number, because it is equal to n+sod(n) for n = 20330032121097 and 20330032121106.

It is not an unprimeable number, because it can be changed into a prime (20330032121137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37705399 + ... + 38240778.

It is an arithmetic number, because the mean of its divisors is an integer number (1524923308062).

Almost surely, 2^{20330032121130} is an apocalyptic number.

20330032121130 is an abundant number, since it is smaller than the sum of its proper divisors (28467513736854).

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

20330032121130 is a wasteful number, since it uses less digits than its factorization.

20330032121130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75955110.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20330032121130 its reverse (3112123003302), we get a palindrome (23442155124432).

The spelling of 20330032121130 in words is "twenty trillion, three hundred thirty billion, thirty-two million, one hundred twenty-one thousand, one hundred thirty".