111220200220202 has 16 divisors (see below), whose sum is σ = 172583324441640. Its totient is φ = 53692431076032.

The previous prime is 111220200220193. The next prime is 111220200220219. The reversal of 111220200220202 is 202022002022111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 111220035380281 + 164839921 = 10546091^2 + 12839^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63808508 + ... + 65528360.

Almost surely, 2^{111220200220202} is an apocalyptic number.

111220200220202 is a deficient number, since it is larger than the sum of its proper divisors (61363124221438).

111220200220202 is a wasteful number, since it uses less digits than its factorization.

111220200220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834857.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 111220200220202 its reverse (202022002022111), we get a palindrome (313242202242313).

The spelling of 111220200220202 in words is "one hundred eleven trillion, two hundred twenty billion, two hundred million, two hundred twenty thousand, two hundred two".