204040120212310 has 16 divisors (see below), whose sum is σ = 370704667004496. Its totient is φ = 80853281279968.

The previous prime is 204040120212241. The next prime is 204040120212311. The reversal of 204040120212310 is 13212021040402.

It is a super-2 number, since 2×204040120212310² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204040120212311) 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, 95345849497 + ... + 95345851636.

It is an arithmetic number, because the mean of its divisors is an integer number (23169041687781).

Almost surely, 2^{204040120212310} is an apocalyptic number.

204040120212310 is a deficient number, since it is larger than the sum of its proper divisors (166664546792186).

204040120212310 is a wasteful number, since it uses less digits than its factorization.

204040120212310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190691701247.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 204040120212310 its reverse (13212021040402), we get a palindrome (217252141252712).

The spelling of 204040120212310 in words is "two hundred four trillion, forty billion, one hundred twenty million, two hundred twelve thousand, three hundred ten".