220220002202 has 4 divisors (see below), whose sum is σ = 330330003306. Its totient is φ = 110110001100.

The previous prime is 220220002199. The next prime is 220220002253. The reversal of 220220002202 is 202200022022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 202200022022 = 2 ⋅101100011011.

It can be written as a sum of positive squares in only one way, i.e., 205382082481 + 14837919721 = 453191^2 + 121811^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55055000549 + ... + 55055000552.

Almost surely, 2^220220002202 is an apocalyptic number.

220220002202 is a deficient number, since it is larger than the sum of its proper divisors (110110001104).

220220002202 is a wasteful number, since it uses less digits than its factorization.

220220002202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110110001103.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 220220002202 its reverse (202200022022), we get a palindrome (422420024224).

It can be divided in two parts, 2 and 20220002202, that multiplied together give a palindrome (40440004404).

The spelling of 220220002202 in words is "two hundred twenty billion, two hundred twenty million, two thousand, two hundred two".