11122112002 has 4 divisors (see below), whose sum is σ = 16683168006. Its totient is φ = 5561056000.

The previous prime is 11122111999. The next prime is 11122112041. The reversal of 11122112002 is 20021122111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5889181081 + 5232930921 = 76741^2 + 72339^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780527999 + ... + 2780528002.

Almost surely, 2^11122112002 is an apocalyptic number.

11122112002 is a deficient number, since it is larger than the sum of its proper divisors (5561056004).

11122112002 is an equidigital number, since it uses as much as digits as its factorization.

11122112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5561056003.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11122112002 its reverse (20021122111), we get a palindrome (31143234113).

The spelling of 11122112002 in words is "eleven billion, one hundred twenty-two million, one hundred twelve thousand, two".