1103212102 has 4 divisors (see below), whose sum is σ = 1654818156. Its totient is φ = 551606050.

The previous prime is 1103212087. The next prime is 1103212111. The reversal of 1103212102 is 2012123011.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275803024 + ... + 275803027.

It is an arithmetic number, because the mean of its divisors is an integer number (413704539).

Almost surely, 2^1103212102 is an apocalyptic number.

1103212102 is a deficient number, since it is larger than the sum of its proper divisors (551606054).

1103212102 is an equidigital number, since it uses as much as digits as its factorization.

1103212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551606053.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1103212102 is about 33214.6368638888. The cubic root of 1103212102 is about 1033.2839235711.

Adding to 1103212102 its reverse (2012123011), we get a palindrome (3115335113).

The spelling of 1103212102 in words is "one billion, one hundred three million, two hundred twelve thousand, one hundred two".