1122222202 has 8 divisors (see below), whose sum is σ = 1683493812. Its totient is φ = 561057600.

The previous prime is 1122222191. The next prime is 1122222209. The reversal of 1122222202 is 2022222211.

It can be written as a sum of positive squares in 2 ways, for example, as 1106294121 + 15928081 = 33261^2 + 3991^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1122222209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9052 + ... + 48232.

Almost surely, 2^1122222202 is an apocalyptic number.

1122222202 is a deficient number, since it is larger than the sum of its proper divisors (561271610).

1122222202 is a wasteful number, since it uses less digits than its factorization.

1122222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53504.

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

The square root of 1122222202 is about 33499.5851019084. The cubic root of 1122222202 is about 1039.1851982146.

Adding to 1122222202 its reverse (2022222211), we get a palindrome (3144444413).

Subtracting 1122222202 from its reverse (2022222211), we obtain a palindrome (900000009).

The spelling of 1122222202 in words is "one billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred two".