11312004202 has 8 divisors (see below), whose sum is σ = 16975491300. Its totient is φ = 5653507104.

The previous prime is 11312004163. The next prime is 11312004211. The reversal of 11312004202 is 20240021311.

It can be written as a sum of positive squares in 2 ways, for example, as 10989119241 + 322884961 = 104829^2 + 17969^2 .

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

It is a super-2 number, since 2×11312004202² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1241827 + ... + 1250902.

Almost surely, 2^11312004202 is an apocalyptic number.

11312004202 is a deficient number, since it is larger than the sum of its proper divisors (5663487098).

11312004202 is a wasteful number, since it uses less digits than its factorization.

11312004202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2495000.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 11312004202 its reverse (20240021311), we get a palindrome (31552025513).

The spelling of 11312004202 in words is "eleven billion, three hundred twelve million, four thousand, two hundred two".