220112011122202 has 4 divisors (see below), whose sum is σ = 330168016683306. Its totient is φ = 110056005561100.

The previous prime is 220112011122191. The next prime is 220112011122203. The reversal of 220112011122202 is 202221110211022.

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., 215316914089761 + 4795097032441 = 14673681^2 + 2189771^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220112011122202.

It is not an unprimeable number, because it can be changed into a prime (220112011122203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55028002780549 + ... + 55028002780552.

Almost surely, 2^{220112011122202} is an apocalyptic number.

220112011122202 is a deficient number, since it is larger than the sum of its proper divisors (110056005561104).

220112011122202 is a wasteful number, since it uses less digits than its factorization.

220112011122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110056005561103.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 220112011122202 its reverse (202221110211022), we get a palindrome (422333121333224).

The spelling of 220112011122202 in words is "two hundred twenty trillion, one hundred twelve billion, eleven million, one hundred twenty-two thousand, two hundred two".