204040111024210 has 16 divisors (see below), whose sum is σ = 367845167405592. Its totient is φ = 81488718284800.

The previous prime is 204040111024171. The next prime is 204040111024229. The reversal of 204040111024210 is 12420111040402.

It can be written as a sum of positive squares in 4 ways, for example, as 200015878433809 + 4024232590401 = 14142697^2 + 2006049^2 .

It is a super-2 number, since 2×204040111024210² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15915758881 + ... + 15915771700.

Almost surely, 2^{204040111024210} is an apocalyptic number.

204040111024210 is a deficient number, since it is larger than the sum of its proper divisors (163805056381382).

204040111024210 is a wasteful number, since it uses less digits than its factorization.

204040111024210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31831531229.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 204040111024210 its reverse (12420111040402), we get a palindrome (216460222064612).

The spelling of 204040111024210 in words is "two hundred four trillion, forty billion, one hundred eleven million, twenty-four thousand, two hundred ten".