205051122 has 32 divisors (see below), whose sum is σ = 456451200. Its totient is φ = 68233104.

The previous prime is 205051079. The next prime is 205051153. The reversal of 205051122 is 221150502.

205051122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 205051095 and 205051104.

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, 32004 + ... + 37872.

It is an arithmetic number, because the mean of its divisors is an integer number (14264100).

Almost surely, 2^205051122 is an apocalyptic number.

205051122 is an abundant number, since it is smaller than the sum of its proper divisors (251400078).

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

205051122 is a wasteful number, since it uses less digits than its factorization.

205051122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6527 (or 6521 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 205051122 is about 14319.6062096693. The cubic root of 205051122 is about 589.6858636067.

The spelling of 205051122 in words is "two hundred five million, fifty-one thousand, one hundred twenty-two".