11220011111002 has 8 divisors (see below), whose sum is σ = 16835381679636. Its totient is φ = 5608217217792.

The previous prime is 11220011110981. The next prime is 11220011111009. The reversal of 11220011111002 is 20011111002211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10629171378081 + 590839732921 = 3260241^2 + 768661^2 .

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 (11220011111009) 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, 894161013 + ... + 894173560.

Almost surely, 2^{11220011111002} is an apocalyptic number.

11220011111002 is a deficient number, since it is larger than the sum of its proper divisors (5615370568634).

11220011111002 is a wasteful number, since it uses less digits than its factorization.

11220011111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788337712.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11220011111002 its reverse (20011111002211), we get a palindrome (31231122113213).

The spelling of 11220011111002 in words is "eleven trillion, two hundred twenty billion, eleven million, one hundred eleven thousand, two".