10010111110121 has 4 divisors (see below), whose sum is σ = 10017215519700. Its totient is φ = 10003006700544.

The previous prime is 10010111110039. The next prime is 10010111110169. The reversal of 10010111110121 is 12101111101001.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2762111041600 + 7248000068521 = 1661960^2 + 2692211^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10010111110121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10010111110171) 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, 3552202676 + ... + 3552205493.

It is an arithmetic number, because the mean of its divisors is an integer number (2504303879925).

Almost surely, 2^{10010111110121} is an apocalyptic number.

It is an amenable number.

10010111110121 is a deficient number, since it is larger than the sum of its proper divisors (7104409579).

10010111110121 is an equidigital number, since it uses as much as digits as its factorization.

10010111110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7104409578.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 10010111110121 its reverse (12101111101001), we get a palindrome (22111222211122).

The spelling of 10010111110121 in words is "ten trillion, ten billion, one hundred eleven million, one hundred ten thousand, one hundred twenty-one".