283115220202 has 16 divisors (see below), whose sum is σ = 425760499080. Its totient is φ = 141195460608.

The previous prime is 283115220163. The next prime is 283115220203. The reversal of 283115220202 is 202022511382.

It can be written as a sum of positive squares in 4 ways, for example, as 276580276281 + 6534943921 = 525909^2 + 80839^2 .

It is not an unprimeable number, because it can be changed into a prime (283115220203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1303624 + ... + 1505212.

Almost surely, 2^283115220202 is an apocalyptic number.

283115220202 is a deficient number, since it is larger than the sum of its proper divisors (142645278878).

283115220202 is a wasteful number, since it uses less digits than its factorization.

283115220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203385.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 283115220202 its reverse (202022511382), we get a palindrome (485137731584).

The spelling of 283115220202 in words is "two hundred eighty-three billion, one hundred fifteen million, two hundred twenty thousand, two hundred two".