11112111120002 has 32 divisors (see below), whose sum is σ = 17175978428400. Its totient is φ = 5390036794368.

The previous prime is 11112111119987. The next prime is 11112111120029. The reversal of 11112111120002 is 20002111121111.

It can be written as a sum of positive squares in 8 ways, for example, as 9936749412121 + 1175361707881 = 3152261^2 + 1084141^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368177 + ... + 4728612.

Almost surely, 2^{11112111120002} is an apocalyptic number.

11112111120002 is a deficient number, since it is larger than the sum of its proper divisors (6063867308398).

11112111120002 is a wasteful number, since it uses less digits than its factorization.

11112111120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5097110.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11112111120002 its reverse (20002111121111), we get a palindrome (31114222241113).

It can be divided in two parts, 111121111 and 20002, that multiplied together give a palindrome (2222644462222).

The spelling of 11112111120002 in words is "eleven trillion, one hundred twelve billion, one hundred eleven million, one hundred twenty thousand, two".