205112026 has 16 divisors (see below), whose sum is σ = 351806400. Its totient is φ = 87858720.

The previous prime is 205112023. The next prime is 205112051. The reversal of 205112026 is 620211502.

205112026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 205111994 and 205112012.

It is not an unprimeable number, because it can be changed into a prime (205112023) 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, 43966 + ... + 48406.

It is an arithmetic number, because the mean of its divisors is an integer number (21987900).

Almost surely, 2^205112026 is an apocalyptic number.

205112026 is a deficient number, since it is larger than the sum of its proper divisors (146694374).

205112026 is a wasteful number, since it uses less digits than its factorization.

205112026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7749.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 205112026 is about 14321.7326465760. The cubic root of 205112026 is about 589.7442403866.

Adding to 205112026 its reverse (620211502), we get a palindrome (825323528).

It can be divided in two parts, 20511 and 2026, that multiplied together give a triangular number (41555286 = T₉₁₁₆).

The spelling of 205112026 in words is "two hundred five million, one hundred twelve thousand, twenty-six".