205352123035 has 8 divisors (see below), whose sum is σ = 246530594016. Its totient is φ = 164209667520.

The previous prime is 205352122991. The next prime is 205352123057. The reversal of 205352123035 is 530321253502.

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

It is not a de Polignac number, because 205352123035 - 2⁷ = 205352122907 is a prime.

It is a super-2 number, since 2×205352123035² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 205352122988 and 205352123006.

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, 8991319 + ... + 9014128.

It is an arithmetic number, because the mean of its divisors is an integer number (30816324252).

Almost surely, 2^205352123035 is an apocalyptic number.

205352123035 is a deficient number, since it is larger than the sum of its proper divisors (41178470981).

205352123035 is a wasteful number, since it uses less digits than its factorization.

205352123035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18007733.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 205352123035 its reverse (530321253502), we get a palindrome (735673376537).

The spelling of 205352123035 in words is "two hundred five billion, three hundred fifty-two million, one hundred twenty-three thousand, thirty-five".