111220020112202 has 4 divisors (see below), whose sum is σ = 166830030168306. Its totient is φ = 55610010056100.

The previous prime is 111220020112183. The next prime is 111220020112231. The reversal of 111220020112202 is 202211020022111.

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

It can be written as a sum of positive squares in only one way, i.e., 95863504762081 + 15356515350121 = 9790991^2 + 3918739^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27805005028049 + ... + 27805005028052.

Almost surely, 2^{111220020112202} is an apocalyptic number.

111220020112202 is a deficient number, since it is larger than the sum of its proper divisors (55610010056104).

111220020112202 is an equidigital number, since it uses as much as digits as its factorization.

111220020112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55610010056103.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111220020112202 its reverse (202211020022111), we get a palindrome (313431040134313).

Subtracting 111220020112202 from its reverse (202211020022111), we obtain a palindrome (90990999909909).

The spelling of 111220020112202 in words is "one hundred eleven trillion, two hundred twenty billion, twenty million, one hundred twelve thousand, two hundred two".