205012622235 has 64 divisors (see below), whose sum is σ = 332847313920. Its totient is φ = 107746675200.

The previous prime is 205012622179. The next prime is 205012622239. The reversal of 205012622235 is 532226210502.

It is not a de Polignac number, because 205012622235 - 2¹³ = 205012614043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (205012622239) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 191779281 + ... + 191780349.

It is an arithmetic number, because the mean of its divisors is an integer number (5200739280).

Almost surely, 2^205012622235 is an apocalyptic number.

205012622235 is a deficient number, since it is larger than the sum of its proper divisors (127834691685).

205012622235 is a wasteful number, since it uses less digits than its factorization.

205012622235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1828.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 205012622235 its reverse (532226210502), we get a palindrome (737238832737).

The spelling of 205012622235 in words is "two hundred five billion, twelve million, six hundred twenty-two thousand, two hundred thirty-five".