11211112002 has 16 divisors (see below), whose sum is σ = 22467896352. Its totient is φ = 3729425280.

The previous prime is 11211111997. The next prime is 11211112057. The reversal of 11211112002 is 20021111211.

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 7 ways as a sum of consecutive naturals, for example, 1899823 + ... + 1905714.

It is an arithmetic number, because the mean of its divisors is an integer number (1404243522).

Almost surely, 2^11211112002 is an apocalyptic number.

11211112002 is an abundant number, since it is smaller than the sum of its proper divisors (11256784350).

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

11211112002 is a wasteful number, since it uses less digits than its factorization.

11211112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806033.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11211112002 its reverse (20021111211), we get a palindrome (31232223213).

The spelling of 11211112002 in words is "eleven billion, two hundred eleven million, one hundred twelve thousand, two".