20420044001130 has 32 divisors (see below), whose sum is σ = 51890935345344. Its totient is φ = 5125030651136.

The previous prime is 20420044001117. The next prime is 20420044001171. The reversal of 20420044001130 is 3110044002402.

It is a junction number, because it is equal to n+sod(n) for n = 20420044001097 and 20420044001106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20019650472 + ... + 20019651491.

It is an arithmetic number, because the mean of its divisors is an integer number (1621591729542).

Almost surely, 2^{20420044001130} is an apocalyptic number.

20420044001130 is an abundant number, since it is smaller than the sum of its proper divisors (31470891344214).

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

20420044001130 is a wasteful number, since it uses less digits than its factorization.

20420044001130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40039301990.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 20420044001130 its reverse (3110044002402), we get a palindrome (23530088003532).

The spelling of 20420044001130 in words is "twenty trillion, four hundred twenty billion, forty-four million, one thousand, one hundred thirty".