11100121012102 has 4 divisors (see below), whose sum is σ = 16650181518156. Its totient is φ = 5550060506050.

The previous prime is 11100121012067. The next prime is 11100121012121. The reversal of 11100121012102 is 20121012100111.

It is a happy number.

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 (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775030253024 + ... + 2775030253027.

It is an arithmetic number, because the mean of its divisors is an integer number (4162545379539).

Almost surely, 2^{11100121012102} is an apocalyptic number.

11100121012102 is a deficient number, since it is larger than the sum of its proper divisors (5550060506054).

11100121012102 is an equidigital number, since it uses as much as digits as its factorization.

11100121012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550060506053.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11100121012102 its reverse (20121012100111), we get a palindrome (31221133112213).

The spelling of 11100121012102 in words is "eleven trillion, one hundred billion, one hundred twenty-one million, twelve thousand, one hundred two".