11111120011002 has 32 divisors (see below), whose sum is σ = 24247305506304. Its totient is φ = 3366330807600.

The previous prime is 11111120010979. The next prime is 11111120011021. The reversal of 11111120011002 is 20011002111111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16549774 + ... + 17208057.

It is an arithmetic number, because the mean of its divisors is an integer number (757728297072).

Almost surely, 2^{11111120011002} is an apocalyptic number.

11111120011002 is an abundant number, since it is smaller than the sum of its proper divisors (13136185495302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11111120011002 is a wasteful number, since it uses less digits than its factorization.

11111120011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33762834.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11111120011002 its reverse (20011002111111), we get a palindrome (31122122122113).

It can be divided in two parts, 111111 and 20011002, that multiplied together give a palindrome (2223442443222).

The spelling of 11111120011002 in words is "eleven trillion, one hundred eleven billion, one hundred twenty million, eleven thousand, two".