1102210202 has 4 divisors (see below), whose sum is σ = 1653315306. Its totient is φ = 551105100.

The previous prime is 1102210189. The next prime is 1102210217. The reversal of 1102210202 is 2020122011.

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: 2020122011 = 1063 ⋅1900397.

It can be written as a sum of positive squares in only one way, i.e., 768453841 + 333756361 = 27721^2 + 18269^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275552549 + ... + 275552552.

Almost surely, 2^1102210202 is an apocalyptic number.

1102210202 is a deficient number, since it is larger than the sum of its proper divisors (551105104).

1102210202 is an equidigital number, since it uses as much as digits as its factorization.

1102210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551105103.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1102210202 is about 33199.5512319067. The cubic root of 1102210202 is about 1032.9710309697.

Adding to 1102210202 its reverse (2020122011), we get a palindrome (3122332213).

The spelling of 1102210202 in words is "one billion, one hundred two million, two hundred ten thousand, two hundred two".