11011231002 has 16 divisors (see below), whose sum is σ = 22979960640. Its totient is φ = 3510827232.

The previous prime is 11011230991. The next prime is 11011231037. The reversal of 11011231002 is 20013211011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39895627 + ... + 39895902.

It is an arithmetic number, because the mean of its divisors is an integer number (1436247540).

Almost surely, 2^11011231002 is an apocalyptic number.

11011231002 is an abundant number, since it is smaller than the sum of its proper divisors (11968729638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11011231002 is a wasteful number, since it uses less digits than its factorization.

11011231002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79791557.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11011231002 its reverse (20013211011), we get a palindrome (31024442013).

The spelling of 11011231002 in words is "eleven billion, eleven million, two hundred thirty-one thousand, two".