11311233202 has 8 divisors (see below), whose sum is σ = 17090695836. Its totient is φ = 5614334592.

The previous prime is 11311233187. The next prime is 11311233209. The reversal of 11311233202 is 20233211311.

It can be written as a sum of positive squares in 2 ways, for example, as 11270157921 + 41075281 = 106161^2 + 6409^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 11311233202.

It is not an unprimeable number, because it can be changed into a prime (11311233209) 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, 20640663 + ... + 20641210.

Almost surely, 2^11311233202 is an apocalyptic number.

11311233202 is a deficient number, since it is larger than the sum of its proper divisors (5779462634).

11311233202 is a wasteful number, since it uses less digits than its factorization.

11311233202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41282012.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11311233202 its reverse (20233211311), we get a palindrome (31544444513).

The spelling of 11311233202 in words is "eleven billion, three hundred eleven million, two hundred thirty-three thousand, two hundred two".