100011101001011 has 4 divisors (see below), whose sum is σ = 100014806103432. Its totient is φ = 100007395898592.

The previous prime is 100011101001001. The next prime is 100011101001043. The reversal of 100011101001011 is 110100101110001.

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

It is a cyclic number.

It is not a de Polignac number, because 100011101001011 - 2¹⁸ = 100011100738867 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100011101001011.

It is not an unprimeable number, because it can be changed into a prime (100011101001001) 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, 1852510721 + ... + 1852564706.

It is an arithmetic number, because the mean of its divisors is an integer number (25003701525858).

Almost surely, 2^{100011101001011} is an apocalyptic number.

100011101001011 is a deficient number, since it is larger than the sum of its proper divisors (3705102421).

100011101001011 is an equidigital number, since it uses as much as digits as its factorization.

100011101001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705102420.

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

Adding to 100011101001011 its reverse (110100101110001), we get a palindrome (210111202111012).

It can be divided in two parts, 10001 and 1101001011, that multiplied together give a palindrome (11011111111011).

The spelling of 100011101001011 in words is "one hundred trillion, eleven billion, one hundred one million, one thousand, eleven".