111102102012002 has 4 divisors (see below), whose sum is σ = 166653153018006. Its totient is φ = 55551051006000.

The previous prime is 111102102012001. The next prime is 111102102012017. The reversal of 111102102012002 is 200210201201111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 95753250758881 + 15348851253121 = 9785359^2 + 3917761^2 .

It is not an unprimeable number, because it can be changed into a prime (111102102012001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27775525502999 + ... + 27775525503002.

Almost surely, 2^{111102102012002} is an apocalyptic number.

111102102012002 is a deficient number, since it is larger than the sum of its proper divisors (55551051006004).

111102102012002 is an equidigital number, since it uses as much as digits as its factorization.

111102102012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55551051006003.

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

Adding to 111102102012002 its reverse (200210201201111), we get a palindrome (311312303213113).

The spelling of 111102102012002 in words is "one hundred eleven trillion, one hundred two billion, one hundred two million, twelve thousand, two".