111100212002 has 16 divisors (see below), whose sum is σ = 180042971640. Its totient is φ = 51113192832.

The previous prime is 111100211987. The next prime is 111100212007. The reversal of 111100212002 is 200212001111.

It can be written as a sum of positive squares in 4 ways, for example, as 43672222441 + 67427989561 = 208979^2 + 259669^2 .

It is not an unprimeable number, because it can be changed into a prime (111100212007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6817877 + ... + 6834152.

Almost surely, 2^111100212002 is an apocalyptic number.

111100212002 is a deficient number, since it is larger than the sum of its proper divisors (68942759638).

111100212002 is a wasteful number, since it uses less digits than its factorization.

111100212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13652357.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111100212002 its reverse (200212001111), we get a palindrome (311312213113).

The spelling of 111100212002 in words is "one hundred eleven billion, one hundred million, two hundred twelve thousand, two".