201022130 has 8 divisors (see below), whose sum is σ = 361839852. Its totient is φ = 80408848.

The previous prime is 201022123. The next prime is 201022153. The reversal of 201022130 is 31220102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 186513649 + 14508481 = 13657^2 + 3809^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10051097 + ... + 10051116.

Almost surely, 2^201022130 is an apocalyptic number.

201022130 is a deficient number, since it is larger than the sum of its proper divisors (160817722).

201022130 is a wasteful number, since it uses less digits than its factorization.

201022130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20102220.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 201022130 is about 14178.2273222008. The cubic root of 201022130 is about 585.7980973802.

Adding to 201022130 its reverse (31220102), we get a palindrome (232242232).

The spelling of 201022130 in words is "two hundred one million, twenty-two thousand, one hundred thirty".