11311022002 has 32 divisors (see below), whose sum is σ = 19603648512. Its totient is φ = 4794399504.

The previous prime is 11311021991. The next prime is 11311022003. The reversal of 11311022002 is 20022011311.

11311022002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11311022003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 957343 + ... + 969085.

It is an arithmetic number, because the mean of its divisors is an integer number (612614016).

Almost surely, 2^11311022002 is an apocalyptic number.

11311022002 is a deficient number, since it is larger than the sum of its proper divisors (8292626510).

11311022002 is a wasteful number, since it uses less digits than its factorization.

11311022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12502.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11311022002 its reverse (20022011311), we get a palindrome (31333033313).

The spelling of 11311022002 in words is "eleven billion, three hundred eleven million, twenty-two thousand, two".