1102102102043 has 4 divisors (see below), whose sum is σ = 1102391903928. Its totient is φ = 1101812300160.

The previous prime is 1102102102019. The next prime is 1102102102061. The reversal of 1102102102043 is 3402012012011.

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

It is a cyclic number.

It is not a de Polignac number, because 1102102102043 - 2²² = 1102097907739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102102102093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144895238 + ... + 144902843.

It is an arithmetic number, because the mean of its divisors is an integer number (275597975982).

Almost surely, 2^{1102102102043} is an apocalyptic number.

1102102102043 is a deficient number, since it is larger than the sum of its proper divisors (289801885).

1102102102043 is an equidigital number, since it uses as much as digits as its factorization.

1102102102043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289801884.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1102102102043 its reverse (3402012012011), we get a palindrome (4504114114054).

The spelling of 1102102102043 in words is "one trillion, one hundred two billion, one hundred two million, one hundred two thousand, forty-three".