11031231002 has 32 divisors (see below), whose sum is σ = 18416989440. Its totient is φ = 4912822720.

The previous prime is 11031230999. The next prime is 11031231041. The reversal of 11031231002 is 20013213011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 895199 + ... + 907437.

It is an arithmetic number, because the mean of its divisors is an integer number (575530920).

Almost surely, 2^11031231002 is an apocalyptic number.

11031231002 is a deficient number, since it is larger than the sum of its proper divisors (7385758438).

11031231002 is a wasteful number, since it uses less digits than its factorization.

11031231002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13078.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11031231002 its reverse (20013213011), we get a palindrome (31044444013).

The spelling of 11031231002 in words is "eleven billion, thirty-one million, two hundred thirty-one thousand, two".