11111012220002 has 8 divisors (see below), whose sum is σ = 16688419144812. Its totient is φ = 5548205838400.

The previous prime is 11111012220001. The next prime is 11111012220013. The reversal of 11111012220002 is 20002221011111.

It can be written as a sum of positive squares in 2 ways, for example, as 7979602382761 + 3131409837241 = 2824819^2 + 1769579^2 .

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

It is a super-3 number, since 3×11111012220002³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11111012220001) 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, 3650133899 + ... + 3650136942.

Almost surely, 2^{11111012220002} is an apocalyptic number.

11111012220002 is a deficient number, since it is larger than the sum of its proper divisors (5577406924810).

11111012220002 is an equidigital number, since it uses as much as digits as its factorization.

11111012220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7300271604.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11111012220002 its reverse (20002221011111), we get a palindrome (31113233231113).

The spelling of 11111012220002 in words is "eleven trillion, one hundred eleven billion, twelve million, two hundred twenty thousand, two".