204010221130 has 16 divisors (see below), whose sum is σ = 368647268040. Its totient is φ = 81286561792.

The previous prime is 204010221089. The next prime is 204010221137. The reversal of 204010221130 is 31122010402.

It can be written as a sum of positive squares in 4 ways, for example, as 203575123249 + 435097881 = 451193^2 + 20859^2 .

It is a super-2 number, since 2×204010221130² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204010221137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39688135 + ... + 39693274.

Almost surely, 2^204010221130 is an apocalyptic number.

204010221130 is a deficient number, since it is larger than the sum of its proper divisors (164637046910).

204010221130 is a wasteful number, since it uses less digits than its factorization.

204010221130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79381673.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 204010221130 its reverse (31122010402), we get a palindrome (235132231532).

The spelling of 204010221130 in words is "two hundred four billion, ten million, two hundred twenty-one thousand, one hundred thirty".