204040111102422 has 32 divisors (see below), whose sum is σ = 476300320146432. Its totient is φ = 57056809183104.

The previous prime is 204040111102411. The next prime is 204040111102433. The reversal of 204040111102422 is 224201111040402.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (204040111102411) and next prime (204040111102433).

It is a junction number, because it is equal to n+sod(n) for n = 204040111102392 and 204040111102401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51681890403 + ... + 51681894350.

It is an arithmetic number, because the mean of its divisors is an integer number (14884385004576).

Almost surely, 2^{204040111102422} is an apocalyptic number.

204040111102422 is an abundant number, since it is smaller than the sum of its proper divisors (272260209044010).

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

204040111102422 is a wasteful number, since it uses less digits than its factorization.

204040111102422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103363784812.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 204040111102422 its reverse (224201111040402), we get a palindrome (428241222142824).

The spelling of 204040111102422 in words is "two hundred four trillion, forty billion, one hundred eleven million, one hundred two thousand, four hundred twenty-two".