201130102323020 has 96 divisors (see below), whose sum is σ = 456105060226368. Its totient is φ = 74060971794432.

The previous prime is 201130102322951. The next prime is 201130102323023. The reversal of 201130102323020 is 20323201031102.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 201130102322983 and 201130102323001.

It is not an unprimeable number, because it can be changed into a prime (201130102323023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148435304 + ... + 149784176.

It is an arithmetic number, because the mean of its divisors is an integer number (4751094377358).

Almost surely, 2^{201130102323020} is an apocalyptic number.

201130102323020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201130102323020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228052530113184).

201130102323020 is an abundant number, since it is smaller than the sum of its proper divisors (254974957903348).

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

201130102323020 is a wasteful number, since it uses less digits than its factorization.

201130102323020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350459 (or 1350457 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 201130102323020 its reverse (20323201031102), we get a palindrome (221453303354122).

The spelling of 201130102323020 in words is "two hundred one trillion, one hundred thirty billion, one hundred two million, three hundred twenty-three thousand, twenty".