11123220002 has 8 divisors (see below), whose sum is σ = 16691277312. Its totient is φ = 5559460900.

The previous prime is 11123220001. The next prime is 11123220013. The reversal of 11123220002 is 20002232111.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (11123220001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068074 + ... + 1078437.

It is an arithmetic number, because the mean of its divisors is an integer number (2086409664).

Almost surely, 2^11123220002 is an apocalyptic number.

11123220002 is a deficient number, since it is larger than the sum of its proper divisors (5568057310).

11123220002 is a wasteful number, since it uses less digits than its factorization.

11123220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149104.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 11123220002 its reverse (20002232111), we get a palindrome (31125452113).

The spelling of 11123220002 in words is "eleven billion, one hundred twenty-three million, two hundred twenty thousand, two".