1010111100101 has 4 divisors (see below), whose sum is σ = 1020112200204. Its totient is φ = 1000110000000.

The previous prime is 1010111100049. The next prime is 1010111100107. The reversal of 1010111100101 is 1010011110101.

1010111100101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 853777848001 + 156333252100 = 924001^2 + 395390^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010111100101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010111100107) 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, 5000549900 + ... + 5000550101.

It is an arithmetic number, because the mean of its divisors is an integer number (255028050051).

Almost surely, 2^{1010111100101} is an apocalyptic number.

It is an amenable number.

1010111100101 is a deficient number, since it is larger than the sum of its proper divisors (10001100103).

1010111100101 is a wasteful number, since it uses less digits than its factorization.

1010111100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10001100102.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 1010111100101 its reverse (1010011110101), we get a palindrome (2020122210202).

It can be divided in two parts, 1010 and 111100101, that added together give a palindrome (111101111).

The spelling of 1010111100101 in words is "one trillion, ten billion, one hundred eleven million, one hundred thousand, one hundred one".