11312122202 has 16 divisors (see below), whose sum is σ = 17003668392. Its totient is φ = 5644247040.

The previous prime is 11312122193. The next prime is 11312122271. The reversal of 11312122202 is 20222121311.

It can be written as a sum of positive squares in 4 ways, for example, as 10545441481 + 766680721 = 102691^2 + 27689^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 2250452 + ... + 2255472.

Almost surely, 2^11312122202 is an apocalyptic number.

11312122202 is a deficient number, since it is larger than the sum of its proper divisors (5691546190).

11312122202 is a wasteful number, since it uses less digits than its factorization.

11312122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7153.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11312122202 its reverse (20222121311), we get a palindrome (31534243513).

The spelling of 11312122202 in words is "eleven billion, three hundred twelve million, one hundred twenty-two thousand, two hundred two".