202001321130 has 128 divisors (see below), whose sum is σ = 562186137600. Its totient is φ = 45495367680.

The previous prime is 202001321111. The next prime is 202001321141. The reversal of 202001321130 is 31123100202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39613321 + ... + 39618419.

It is an arithmetic number, because the mean of its divisors is an integer number (4392079200).

Almost surely, 2^202001321130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202001321130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281093068800).

202001321130 is an abundant number, since it is smaller than the sum of its proper divisors (360184816470).

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

202001321130 is a wasteful number, since it uses less digits than its factorization.

202001321130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7844.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 202001321130 its reverse (31123100202), we get a palindrome (233124421332).

The spelling of 202001321130 in words is "two hundred two billion, one million, three hundred twenty-one thousand, one hundred thirty".