1109202010102 has 8 divisors (see below), whose sum is σ = 1664136257256. Its totient is φ = 554489924352.

The previous prime is 1109202010087. The next prime is 1109202010177. The reversal of 1109202010102 is 2010102029011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1109202010102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55527868 + ... + 55547839.

It is an arithmetic number, because the mean of its divisors is an integer number (208017032157).

Almost surely, 2^{1109202010102} is an apocalyptic number.

1109202010102 is a deficient number, since it is larger than the sum of its proper divisors (554934247154).

1109202010102 is a wasteful number, since it uses less digits than its factorization.

1109202010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111080702.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1109202010102 its reverse (2010102029011), we get a palindrome (3119304039113).

The spelling of 1109202010102 in words is "one trillion, one hundred nine billion, two hundred two million, ten thousand, one hundred two".