1111210000101 has 12 divisors (see below), whose sum is σ = 1635365661228. Its totient is φ = 726829182144.

The previous prime is 1111210000067. The next prime is 1111210000111. The reversal of 1111210000101 is 1010000121111.

It can be written as a sum of positive squares in 2 ways, for example, as 845711979876 + 265498020225 = 919626^2 + 515265^2 .

It is not a de Polignac number, because 1111210000101 - 2⁶ = 1111210000037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111210000111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1164789880 + ... + 1164790833.

It is an arithmetic number, because the mean of its divisors is an integer number (136280471769).

Almost surely, 2^{1111210000101} is an apocalyptic number.

It is an amenable number.

1111210000101 is a deficient number, since it is larger than the sum of its proper divisors (524155661127).

1111210000101 is a wasteful number, since it uses less digits than its factorization.

1111210000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329580772 (or 2329580769 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1111210000101 its reverse (1010000121111), we get a palindrome (2121210121212).

The spelling of 1111210000101 in words is "one trillion, one hundred eleven billion, two hundred ten million, one hundred one", and thus it is an aban number.