205153022 has 4 divisors (see below), whose sum is σ = 307729536. Its totient is φ = 102576510.

The previous prime is 205153021. The next prime is 205153027. The reversal of 205153022 is 220351502.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 205152985 and 205153003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205153021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51288254 + ... + 51288257.

It is an arithmetic number, because the mean of its divisors is an integer number (76932384).

Almost surely, 2^205153022 is an apocalyptic number.

205153022 is a deficient number, since it is larger than the sum of its proper divisors (102576514).

205153022 is a wasteful number, since it uses less digits than its factorization.

205153022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102576513.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 205153022 is about 14323.1638264735. The cubic root of 205153022 is about 589.7835287449.

The spelling of 205153022 in words is "two hundred five million, one hundred fifty-three thousand, twenty-two".