220011222202 has 4 divisors (see below), whose sum is σ = 330016833306. Its totient is φ = 110005611100.

The previous prime is 220011222163. The next prime is 220011222203. The reversal of 220011222202 is 202222110022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 202222110022 = 2 ⋅101111055011.

It can be written as a sum of positive squares in only one way, i.e., 187141894801 + 32869327401 = 432599^2 + 181299^2 .

It is not an unprimeable number, because it can be changed into a prime (220011222203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55002805549 + ... + 55002805552.

Almost surely, 2^220011222202 is an apocalyptic number.

220011222202 is a deficient number, since it is larger than the sum of its proper divisors (110005611104).

220011222202 is a wasteful number, since it uses less digits than its factorization.

220011222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110005611103.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 220011222202 its reverse (202222110022), we get a palindrome (422233332224).

The spelling of 220011222202 in words is "two hundred twenty billion, eleven million, two hundred twenty-two thousand, two hundred two".