1102112002 has 4 divisors (see below), whose sum is σ = 1653168006. Its totient is φ = 551056000.

The previous prime is 1102111993. The next prime is 1102112017. The reversal of 1102112002 is 2002112011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2002112011 = 587 ⋅3410753.

It can be written as a sum of positive squares in only one way, i.e., 1003685761 + 98426241 = 31681^2 + 9921^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1102112002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275527999 + ... + 275528002.

Almost surely, 2^1102112002 is an apocalyptic number.

1102112002 is a deficient number, since it is larger than the sum of its proper divisors (551056004).

1102112002 is an equidigital number, since it uses as much as digits as its factorization.

1102112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551056003.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1102112002 is about 33198.0722633107. The cubic root of 1102112002 is about 1032.9403529836.

Adding to 1102112002 its reverse (2002112011), we get a palindrome (3104224013).

Subtracting 1102112002 from its reverse (2002112011), we obtain a palindrome (900000009).

It can be divided in two parts, 110 and 2112002, that added together give a palindrome (2112112).

The spelling of 1102112002 in words is "one billion, one hundred two million, one hundred twelve thousand, two".