100001121211102 has 4 divisors (see below), whose sum is σ = 150001681816656. Its totient is φ = 50000560605550.

The previous prime is 100001121211063. The next prime is 100001121211129. The reversal of 100001121211102 is 201112121100001.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 25000280302774 + ... + 25000280302777.

It is an arithmetic number, because the mean of its divisors is an integer number (37500420454164).

Almost surely, 2^{100001121211102} is an apocalyptic number.

100001121211102 is a deficient number, since it is larger than the sum of its proper divisors (50000560605554).

100001121211102 is an equidigital number, since it uses as much as digits as its factorization.

100001121211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50000560605553.

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

Adding to 100001121211102 its reverse (201112121100001), we get a palindrome (301113242311103).

The spelling of 100001121211102 in words is "one hundred trillion, one billion, one hundred twenty-one million, two hundred eleven thousand, one hundred two".