2311112002 has 8 divisors (see below), whose sum is σ = 3523498812. Its totient is φ = 1136612400.

The previous prime is 2311111991. The next prime is 2311112021. The reversal of 2311112002 is 2002111132.

It can be written as a sum of positive squares in 2 ways, for example, as 2308706401 + 2405601 = 48049^2 + 1551^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9471649 + ... + 9471892.

Almost surely, 2^2311112002 is an apocalyptic number.

2311112002 is a deficient number, since it is larger than the sum of its proper divisors (1212386810).

2311112002 is a wasteful number, since it uses less digits than its factorization.

2311112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18943604.

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

The square root of 2311112002 is about 48074.0262719902. The cubic root of 2311112002 is about 1322.1284916722.

Adding to 2311112002 its reverse (2002111132), we get a palindrome (4313223134).

The spelling of 2311112002 in words is "two billion, three hundred eleven million, one hundred twelve thousand, two".